| Tunbridge Wells Grammar School for Boys, Kent, Team Coulon | 100% |
| Jeremy Coulon |
| |
| Torquay Boys' Grammar School, Torbay, FuseBox | 100% |
| James Hallam and James Hallam And Tom Arrow |
| |
| St Peter's Catholic High School and Sixth Form Centre, Gloucestershire, Dinity | 100% |
| Chris Maddern and Liam Kandiah |
| |
| Torquay Boys' Grammar School, Torbay, Postponed Intelligence | 100% |
| Ian Fraser and Matthew Freeman |
| |
| King Edward VII School, Sheffield, MI6 | 100% |
| Simon Chu and Marzieh Tehrani, Alex Whittington |
| |
| Blatchington Mill School and Sixth Form College, Brighton and Hove, Team WOT | 100% |
| Neel Patel and Ben Johnson, Jack Cook, Paul Stevenson And Geoff Williams |
| |
| Cheltenham Bournside School and Sixth Form Centre, Gloucestershire, I AM IRON MAN | 100% |
| Jord and Paul |
| |
| Homeschool, Homeschool | 100% |
| Katriel Cohn-gordon |
| |
| Marlwood School, South Gloucestershire, Marlwood Cracker | 100% |
| Andrew Ryrie |
| |
| The Cedars Upper School and Community College, Bedfordshire | 100% |
| Vicky Simons |
| |
| Latymer Upper School, London, Independent, The Infinitely Prolonged | 100% |
| Matthew Cliffe and Alex Denney, Sarah O\'connor |
| |
| Archbishop Sancroft High School, Norfolk, Phoenix_ASHS | 100% |
| Henry Carruthers and Jenny Roberts, Jenny Clay And Lee Samuels |
| |
| South Wilts Grammar School for Girls, Wiltshire | 100% |
| Kirsti Biggs |
| |
| Northampton School for Boys, Northamptonshire, Crackling Cracker | 100% |
| Julian Bhardwaj |
| |
| Fairham Community College, Nottingham, Crazy05 | 100% |
| Kim |
| |
| The Mount School, North Yorkshire, Independent | 100% |
| Margaret Brooks |
| |
| The Mount School, York, Y9 Mounties | 100% |
| Becci and Carmen And Soph |
| |
| Royal Hospital School, Suffolk, Independent, 13375/\/4><0|25 | 100% |
| Richard Lawrence and Chris Precious |
| |
| Fairham Community College, Nottingham | 100% |
| David and David& Shane |
| |
| Blatchington Mill School and Sixth Form College, Brighton and Hove, Moo | 100% |
| Lizzy Ballantine and Adam Kammin |
| |
| Robert May's School, Hampshire, Nebster | 100% |
| Ben Grabham |
| |
| Fairham Community College, Nottingham, Fairham2 | 100% |
| Kayleigh |
| |
| Hautlieu School, Jersey, Channel Islands, Pi And Phi | 100% |
| David Clare and David Clare, Joshua Haydon |
| |
| Manning Comprehensive School, Nottingham, Go Girls 3 | 100% |
| Islam Gadi and Islam, Toyosi, Sidra, Sahima |
| |
| Manning Comprehensive School, Nottingham, GO GIRLS 1 | 100% |
| Oluwatoyosi Eniola Adeniji |
| |
| King Edward VI College Stourbridge, Dudley | 100% |
| Timothy Palmer |
| |
| East Bergholt High School, Suffolk, EBHS Cipher | 100% |
| Joshua Bull and Brian Ferdinando, Joshua Bull, Ross Garwood |
| |
| The Royal Masonic School for Girls, Hertfordshire, Independent, The Cipherettes | 100% |
| Katie Welch And Sian Tanner |
| |
| Manning Comprehensive School, Nottingham, Go Girls 4 | 100% |
| Sidra Nawaz |
| |
| Hautlieu School, Jersey, Channel Islands, Team FOSS | 100% |
| Gary Edwards and Luke Bratch, Claire D'avoine, Martyn Johnson |
| |
| The London Oratory School, Hammersmith and Fulham, Wow! I Survived! Thanks To My Bulletproof Vest | 100% |
| Big C and Killa From Manila, Alaeze |
| |
| Brighton College, Independent | 100% |
| Jo Saxby |
| |
| Blatchington Mill School and Sixth Form College, Brighton and Hove, Team Trio | 100% |
| Nikhil and Nikhil, Sam & Callan |
| |
| The Gryphon School, Dorset | 100% |
| Eden Brent Jones |
| |
| The Mount School, North Yorkshire, Independent | 100% |
| Sophie Reed |
| |
| The Mount School, North Yorkshire, Independent, Frogs | 100% |
| Laura Malarkey and Laura Malarkey And Philippa Harland |
| |
| St Anne's Convent School, Southampton | 100% |
| Taylor Sheppard |
| |
| Manning Comprehensive School, Nottingham, Chenel | 100% |
| Chenel Poyzer |
| |
| St Anne's Convent School, Southampton | 100% |
| Lucy Payne |
| |
| The Mount School, North Yorkshire, Independent, SES | 100% |
| Sarine Chau and Edith Lai, Sherry Wang, Sarine Chau |
| |
| Richard Lander School, Cornwall | 100% |
| Josh Williams |
| |
| Oxford High School GDST, Oxfordshire, Independent, AYAKA | 100% |
| Naomi Miller and Laura Bowlby, Chloë Brown, Karina Morrison, Natasha Morrison, Abi Schultz |
| |
| Hills Road Sixth Form College, Cambridgeshire | 100% |
| Robert Lasenby |
| |
| Humphry Davy School, Cornwall, Hammies Heros | 100% |
| Andy Hamilton and Ashley Jayne, Jack Medley |
| |
| The Gryphon School, Dorset | 100% |
| Tom Long |
| |
| King's Primary School, Hampshire, Independent, Miranda | 100% |
| Miranda Payne |
| |
| Torquay Boys' Grammar School, Torbay, Moomoos | 100% |
| Cameron Bullen and Cameron Bullen, Sam Ahearn, Joe Halstead, Robert Harvey |
| |
| Blatchington Mill School and Sixth Form College, Brighton and Hove, The Twits | 100% |
| Connor Robbins and Connor Robbins, Stephen Brown, Samuel Moss |
| |
| King Edward VII School, Sheffield, Atkins | 100% |
| Matthew Atkins |
| |
| King Edward's School, Bath, Bath & North East Somerset, Independent, Octavian | 100% |
| Moray Macdonald |
| |
| The King David High School, Manchester | 100% |
| Benjamin Caller |
| |
| George Abbot School, Surrey | 100% |
| Jonathan Agg |
| |
| The Sixth Form College Farnborough, Hampshire, EvilBob | 100% |
| Andrew Meechan and Luke Humphreys, Tristram Smith, Mark Taylor, Joseph White |
| |
| Blatchington Mill School and Sixth Form College, Brighton and Hove, Annoying Inc. | 100% |
| Josh & Al and Josh & Al |
| |
| Farmor's School, Gloucestershire, Time To Kill | 100% |
| Thomas Mctiernan and Kit Phillips, Matt Tinsley |
| |
| St Francis Xavier Sixth Form College, Wandsworth | 100% |
| Antony Tran |
| |
| Paston College, Norfolk | 100% |
| Martyn Compton |
| |
| King Edward's School, Bath, Bath & North East Somerset, Independent, Morse | 100% |
| Tom Harris |
| |
| The Grange School, Cheshire, Independent | 100% |
| Emma Forth |
| |
| Fairham Community College, Nottingham, LauraLoo | 100% |
| Laura |
| |
| King Edward's School, Bath, Bath & North East Somerset, Independent, Matrix | 100% |
| Tom Pearce |
| |
| Leicester Grammar School, Leicestershire, Independent, Fimbulvetr | 100% |
| Emma Blackburn and Chris Smith, Cong Chen |
| |
| North London Collegiate School, Middlesex, Independent | 100% |
| Katrina Spensley |
| |
| The Camden School for Girls, Camden | 100% |
| Mursal Hedayat |
| |
| King Edward's School, Bath, Bath & North East Somerset, Independent, KEScrackers | 100% |
| David Wilcox |
| |
| The Mount School, North Yorkshire, Independent, 3.141592 | 100% |
| Jazz and Hanna, Fishy |
| |
| Portobello High School, Edinburgh City, The Porty Ciphateers | 100% |
| Gordon Young and Georgina Gibson, Evie Forsyth, Kathryn Gordon, Russell Smith, Herbie Loening |
| |
| Truro College, Cornwall | 100% |
| Nick Williams |
| |
| Bishop Vesey's Grammar School, Birmingham | 100% |
| Alasdair Routh |
| |
| The Corsham School, Wiltshire, The One Wise Llama | 100% |
| Steven Lamerton |
| |
| Seven Kings High School, Redbridge, Blue Fusion | 100% |
| Heerpal Sahota |
| |
| Devonport High School for Girls, Plymouth, We Love To Boogie | 100% |
| Xiang Yu and Kerra Strongman, Fiona Whitting, Jessica Torr |
| |
| Hills Road Sixth Form College, Cambridgeshire, HRSFC-Picnic | 100% |
| Matthew Newcombe and Brendan Donnelly, Tom Fuller, Stuart Craft, Matthew Newcombe |
| |
| Brighton College, Independent, Daniel Feld | 100% |
| Daniel Feld |
| |
| The Latymer School, Enfield, Me, Myself And I | 100% |
| Michael Millar |
| |
| The Mount School, North Yorkshire, Independent, The Melted Chocolate | 100% |
| Megan Smith and Megan, Keira And Gabby |
| |
| South Wilts Grammar School for Girls, Wiltshire, Jocasta Patel | 100% |
| Jocasta Patel |
| |
| Clitheroe Royal Grammar School, Lancashire, Euclid's Badasses | 100% |
| Ashley Raoul Hesketh-leybourne and Matthew Brewer, Andrew Jones |
| |
| Derby High School, Derbyshire, Independent, Devils Angels | 100% |
| Becky, Raye, Charlie, Architha and Becky, Architha, Charlie, Raye |
| |
| Poole Grammar School, Poole, Pisciples | 100% |
| Ryan Lothian and Greg Lees |
| |
| Brighton College, Independent | 100% |
| Jose Mirza |
| |
| The King's School, Cheshire, Independent, Anti-Cipher | 100% |
| Jun Kawakami and Max Ankers, Charles Barry, George Kiff, Tsubasa Sato |
| |
| Park House School and Sports College, West Berkshire, Eleven-one | 100% |
| Michael Greenhalgh and Michael, Chris, Tom |
| |
| St Edward's School, Oxfordshire, Independent | 100% |
| Josh Sephton |
| |
| The Mount School, North Yorkshire, Independent, Baboon | 100% |
| Rebecca and Lucy,rebecca,rosie |
| |
| Moreton Hall, Independent | 100% |
| Becky Lewis |
| |
| Fallibroome High School, Cheshire, Genius | 100% |
| Michael Malass |
| |
| Torquay Boys' Grammar School, Torbay | 100% |
| Robert Thompson |
| |
| Brighton College, Independent | 100% |
| George Schofield |
| |
| Graveney School, Wandsworth, Nemo | 100% |
| Megan Davies Wykes and Ben Williams, Rory Morrison |
| |
| Costello Technology College, Hampshire, Just Me | 100% |
| Charlotte Mills |
| |
| The Nelson Thomlinson School, Cumbria, Try Try Again | 100% |
| Jason Bell |
| |
| Stanwell School, The Vale of Glamorgan | 100% |
| Michael Bryant |
| |
| Bridgewater Middle School, Hertfordshire, Cipher Tigers | 100% |
| Eleanor Hattersley and Eleanor Hattersley, Stephanie Holmes, Juliette Coles |
| |
| Bedford High School, Bedfordshire, Independent, REDHACK | 100% |
| Fbracal |
| |
| King Edward VII School, Sheffield, Melkorme | 100% |
| Ewan Davies |
| |
| The Henrietta Barnett School, Barnet, The3blobs | 100% |
| Cynthia Law and Cynthia Law, Sheva Bergman, Claire Rebello |
| |
| The John Warner School, Hertfordshire | 100% |
| Matt Arnold |
| |
| Bedford High School, Bedfordshire, Independent | 100% |
| Frances Bennett |
| |
| The Perse School for Girls, Cambridgeshire, Independent | 100% |
| Susanna Bridge |
| |
| The College of Richard Collyer in Horsham, West Sussex, Team Cathy | 100% |
| Rupert Ede and Cathy, Claire, Phil |
| |
| Tanglin Trust School, Independent, The Wombats | 100% |
| Eleanor Samuels and Tamsin Samuels, Hilary Samuels |
| |
| Bacup and Rawtenstall Grammar School, Lancashire, Kang Hunters | 100% |
| Josh Cadney and Sarah Bamford, David Bewicke, Andrew Hoyle, Chris Evans |
| |
| The Judd School, Kent, Fantastic Four | 100% |
| John Sandall and Chris Needham, William Elwood, Tom Stephens |
| |
| Kendrick Girls' Grammar School, Reading, Happyland | 100% |
| Philippa Cappleman and Suzie Nockles, Katherine Loades-bannon |
| |
| Gravesend Grammar School, Kent, Team Bism'y Mugrunching Panda Of The Riddley Fyyyyyge Pancake Picnic Shop | 100% |
| Christy O'reilly and Gregg Dadson |
| |
| Ashby Grammar School, Leicestershire, Delayed Reaction | 100% |
| Thomas Hicklin |
| |
| Reading School, Reading, The Joker Of No Trumps | 100% |
| Thomas Cappleman and Thomas Cappleman, Robert Harman |
| |
| Northampton College, Northamptonshire, Tuna Fan Club | 100% |
| Tuan Dinh |
| |
| Tunbridge Wells Grammar School for Boys, Kent, Team Morris | 100% |
| Tom Kelly |
| |
| The Arnewood School, Hampshire, Alksentrs2 | 100% |
| Alex Scott-johns |
| |
| Nottingham High School, Nottinghamshire, Independent | 100% |
| Shaun Lazzari |
| |
| Graveney School, Wandsworth, M3 Hacking Machine | 100% |
| Kolawole Alaba |
| |
| Harwell Primary School, Oxfordshire, White Knights | 100% |
| Martin Thetford and Ben, Callum |
| |
| Endon High School, Staffordshire, Manic Maths Mafia | 100% |
| Ebrahim Arshad and Ebrahim Arshad, Chris Prime, Jordan Huxley, Charles Gadd, Owen Williams |
| |
| Endon High School, Staffordshire, E_UNIT | 100% |
| Jibreel Arshad and Katie Bourne, Clare Mcmullen, Kate Mcmullen, James Copestick, Emma Sanzeri |
| |
| Didcot Girls' School, Oxfordshire, DGS Dangerous Girls Squad | 100% |
| Hannah Thetford and Miriam Johnstone, Eve Norris, Frances Place, Naomi Nickerson, Anne Lonsdale, Hannah Gardiner |
| |
| Nottingham High School for Girls GDST, Nottinghamshire, Independent | 100% |
| Samantha Wilkins |
| |
| The Latymer School, Enfield, Woo's Warriors | 100% |
| Mohammad Umar Hosman Aly Dhorowa and Mohammad Umar Hosman Aly Dhorowa,alex Roberts, Ralfas Jegorovas,sophie Graff, Denizhan Erkan |
| |
| St Anthony's Catholic Girls' School, Sunderland, Anthony's Angels | 100% |
| Leigh Sproat and Leigh Sproat, Rachel Guy |
| |
| Robert May's School, Hampshire, Genius At Cypher | 100% |
| Charlotte Earles and Charlotte Earles, Ellie Haralampous, Katherine Haralampous |
| |
| Luton Sixth Form College, Luton, Team Uber | 100% |
| Adrian Das and Daniel Jackson |
| |
| Noadswood School, Hampshire | 100% |
| Robert Edwards |
| |
| St Cuthbert's Roman Catholic High School, Rochdale, Rochdale | 100% |
| Amy Gilligan |
| |
| Leicester Grammar School, Leicestershire, Independent, White Lightning | 100% |
| Richard Allen and Jacob Chhapi, Hasan Ali, David Souter |
| |
| Howard of Effingham School, Surrey, Blah Blah Returns | 100% |
| Christopher Draper |
| |
| City of London School for Girls, Independent, Fizz | 100% |
| Isabel Perry |
| |
| The London Oratory School, Hammersmith and Fulham, The Cipher Cloak | 100% |
| Sean O\'carroll |
| |
| The Gryphon School, Dorset, Victoria Cross | 100% |
| Jon Dawson |
| |
| Reading School, Reading, Palfrey | 100% |
| Mark |
| |
| The London Oratory School, Hammersmith and Fulham, Team NJ | 100% |
| Nicholas Holliday and Jonathan Dias, Matthew Felstead |
| |
| The Latymer School, Enfield, SA | 100% |
| Amy Leung and Sumayya Shahid |
| |
| High School for Girls, Gloucestershire, Tom's Titans | 100% |
| Tom and Tom Ted |
| |
| The Henrietta Barnett School, Barnet, HBS Rules | 100% |
| Laura Bergman and Linda Zhou, Tania Mangalage, Laura Bergman |
| |
| Walton High School, Staffordshire, Death By Maths - THE RETURN | 100% |
| Alison Davies and Racheal Moore And Jennifer Thursfield |
| |
| Reading School, Reading, Codeplay | 100% |
| Nick Mcglashan and Chris Cherng, Edward Oram, Dave Sankey |
| |
| Comberton Village College, Cambridgeshire, Out To Lunch | 100% |
| Ed Bailey and Joe Brennan, Connor Schwartz |
| |
| Millburn Academy, Highland | 100% |
| Alan |
| |
| Langtree School, Oxfordshire, Jordan's Genius' | 100% |
| Jordan Watts |
| |
| The Latymer School, Enfield, Frank Hamand | 100% |
| Frank Hamand |
| |
| Bishop Wordsworth's Grammar School, Wiltshire, Phat Pidgeon! | 100% |
| Matt Hazell and Sam Niblett, Simon Tunnicliffe, Guy Niblett |
| |
| Bishop Wordsworth's Grammar School, Wiltshire, Pi | 100% |
| Daniel Healey and Antony Sanders, Ashley Ramsden, George Holder |
| |
| Portobello High School, Edinburgh City, The Porty Maths Machines | 100% |
| Cameron Mchendry and Angus Bracks,rebecca Hutchison,emma Inkster,alex Sloan |
| |
| Northampton High School, Northamptonshire, Independent, The Cipher Cat | 100% |
| Jacalyn Gascoyne |
| |
| Adams' Grammar School, Telford and Wrekin, Ye Olde Mathemagicians | 100% |
| Daniel Burton and Richard Butterfield, Russel Eassom |
| |
| Hills Road Sixth Form College, Cambridgeshire | 100% |
| Paul Winter and Andrew Nightingale |
| |
| All Hallows Catholic High School, Lancashire, Quadraphillia | 100% |
| Sarah Clayton and Bethany Mccrave, Chloe Vokes, Veronica Bowman |
| |
| The King's School, Cheshire, Independent, Team Further Maths | 100% |
| Ming-chee Chung and Sean Mcmahon, Andrew Norman |
| |
| Northampton School for Boys, Northamptonshire, Power Rangers | 100% |
| Zhelong Duan |
| |
| The London Oratory School, Hammersmith and Fulham, Tinker Tailor | 100% |
| Harry De Voil |
| |
| St Cuthbert's High School, Newcastle upon Tyne, L'équipe De David | 100% |
| David Royal |
| |
| St Anne's Convent School, Southampton, The Circumnavigator | 100% |
| Emily Kenyon |
| |
| Halterworth Community Primary School, Hampshire, The Womble Cracking Codes! | 100% |
| Laura Kenyon |
| |
| City of London School, London, Independent, Miol | 100% |
| Andrew Lawson and Edward-jacek Edgcumbe, Joshua Cockcroft, Max Menuhin |
| |
| Swavesey Village College, Cambridgeshire, <:o) | 100% |
| Clare and Steph |
| |
| St Anne's Convent School, Southampton | 100% |
| Edithparkinson |
| |
| North London Collegiate School, Middlesex, Independent, Tottenham4 | 100% |
| D.j.allison and David,vasee,krimal,michael |
| |
| The Mount School, North Yorkshire, Independent, Double S | 100% |
| Susanna Shiu and Susanna Shiu, Sonia Tam |
| |
| Bishop Vesey's Grammar School, Birmingham, Pascal's Rascals | 100% |
| Michael and Michael,jafar,ben,harvo |
| |
| Fallibroome High School, Cheshire, NMEEBL | 100% |
| Sam Lear and John-paul Taylor |
| |
| Pate's Grammar School, Gloucestershire, Daleks Together | 100% |
| Richard Hall and Geoffrey Hall, Vassil Nikolov, Austin Kinross |
| |
| The Mount School, North Yorkshire, Independent, MISSJ | 100% |
| Michelle Ziling Ou and Jeilyn Sun Yoon, Grace Sze Chui, Michelle Ziling Ou |
| |
| The King's School, Cheshire, Independent, KSC Cryptos | 100% |
| Fred Deas and Oscar Hayward, Matthew Kilcoyne, Matthew Ireland. |
| |
| Endon High School, Staffordshire, Crackingcodecrackerz | 100% |
| Calum Young and Calum Young, Kate Allen, Tom Neat |
| |
| Devonport High School for Boys, Plymouth, Revenge Of The Lost Pencil Lead | 100% |
| Simon Hawkins and Olie Burrows |
| |
| Formby High School, Sefton, Insane | 100% |
| Christian Butcher and Miles Martin, Robert Danvers, James Shorter |
| |
| Endon High School, Staffordshire, PSDIFTUSB | 100% |
| Becci Rushton |
| |
| The Grange School, Cheshire, Independent, Team Fish | 100% |
| James and James, Alex, Tom |
| |
| The Henrietta Barnett School, Barnet, Mazahara | 100% |
| Mazahara |
| |
| The Grange School, Cheshire, Independent, Clever Code Crackers | 100% |
| Michael Mclean |
| |
| The Henrietta Barnett School, Barnet, Codecrackers7777777 | 100% |
| Xxx |
| |
| St Francis Xavier Sixth Form College, Wandsworth, DanB | 100% |
| Daniel Buaku |
| |
| The Henrietta Barnett School, Barnet, Mad Martian | 100% |
| Abigail Bergman |
| |
| Yeovil College, Somerset | 100% |
| Ben Lisle |
| |
| High School for Girls, Gloucestershire, The High School For Girls, Glos | 100% |
| Rebekah Austin-sparks |
| |
| Royal Grammar School Worcester, Worcestershire, Independent | 100% |
| David Williams |
| |
| Royal Grammar School Worcester, Worcestershire, Independent | 100% |
| Peter Ford |
| |
| Hills Road Sixth Form College, Cambridgeshire | 100% |
| Dane Elliott |
| |
| Strode's College, Surrey | 100% |
| Stephen Harris |
| |
| Devonport High School for Boys, Plymouth | 100% |
| Christian Hands |
| |
| Alcester Grammar School, Warwickshire, Rob_JN | 100% |
| Rob Nickerson |
| |
| The Latymer School, Enfield, Hackers DD | 100% |
| Daniel Monsurate and Dawit Isak |
| |
| St John Fisher Catholic High School, North Yorkshire, Shadow | 100% |
| Mark Dessain |
| |
| Heart of England School, Solihull, Quest For Pi | 100% |
| Philip Davies and Anthony Price, Charles Donaldson |
| |
| Aldro School, Independent, 22 De Julio | 100% |
| Jaime Rocha |
| |
| Halesowen College, Dudley, ScruntBucket | 100% |
| Jason White and Jason White |
| |
| The Royal Masonic School for Girls, Hertfordshire, Independent, Karma | 100% |
| Emmakerina and Kerina Meadows And Emma Tyler |
| |
| Devonport High School for Boys, Plymouth | 100% |
| Chris Powell and Rob Taylor |
| |
| Manchester High School for Girls, Greater Manchester, Independent, E To The I Pi Plus 1 = 0 | 100% |
| Ruth Franklin |
| |
| Lakeview Sixth Form Centre, Nottinghamshire, The Dark Horses | 100% |
| John Harrison and Simon Scott |
| |
| Devonport High School for Boys, Plymouth, Square Root Of Infinity | 100% |
| Chris Moore and Chay Paterson, Martin Ramsdale |
| |
| Dulverton Middle and Community School, Somerset, Exmoor Experts | 100% |
| Josh Farmer and Year 8 |
| |
| Elizabeth College, Channel Islands, Independent, Crackers | 100% |
| James Plumley |
| |
| Hills Road Sixth Form College, Cambridgeshire, Team Toshio | 100% |
| Jonathan Chan and Jonathan Chan, Toshio Kenyon |
| |
| Endon High School, Staffordshire, Dan And Danner | 100% |
| Dan Bennett and Dan Bennett, Dan Clarke |
| |
| Hockerill Anglo-European College, Hertfordshire, Justin Dee | 100% |
| Justin Dee |
| |
| The London Oratory School, Hammersmith and Fulham, DCR | 100% |
| Davidchristopher Ragusa |
| |
| North London Collegiate School, Middlesex, Independent, Colossal Codebreaking | 100% |
| Alina |
| |
| Simon Langton Grammar School for Boys, Kent, Cruncher | 100% |
| Ben Warnick |
| |
| Robert May's School, Hampshire, Hut 8.5 | 100% |
| Bryn Horsfield |
| |
| Northolt High School, Ealing, 9Trojans | 100% |
| Ravi Vinda and Prabesh Khanal, Ashor Youshia, Craig Smith |
| |
| Guilsborough School, Northamptonshire, King1 | 100% |
| Harry Highton |
| |
| Northolt High School, Ealing, 12Othellos | 100% |
| Jenny Tang and Samantha Mccullough, Ojali Negu |
| |
| King George V College, Sefton | 100% |
| Andrew Houghton |
| |
| Prospect College, Reading, Gremlin | 100% |
| Jennifer |
| |
| North Chadderton School, Oldham, Wild Stallions | 100% |
| Ryan Ash and Ryan Ash, Kurt Bergen - Taylor |
| |
| The Ridgeway School, Swindon, Goodbye To The Mad One | 100% |
| Shane Kingsley And Danny White and Jiten Patel |
| |
| Bridgewater Middle School, Hertfordshire, Not Just Pretty Faces | 100% |
| Emily Precious and Emily Precious, Elizabeth Walsh, Bryony Harding |
| |
| Lakeview Sixth Form Centre, Nottinghamshire, The Reluctants | 100% |
| Naomi Foster and Ruth Goodwin, Sarah Gascoine |
| |
| North London Collegiate School, Middlesex, Independent | 100% |
| Francesca Golding |
| |
| Bishop Wordsworth's Grammar School, Wiltshire, Marcus' Team | 100% |
| Marcus |
| |
| Benton Park School, Leeds, Team Joelle | 100% |
| Joel Klinger and Joel Klinger, Danielle Kaminski |
| |
| The Henrietta Barnett School, Barnet, MLIND | 100% |
| Izzy and Isabelle Pan, Danielle Avital, Maya Patel, Laura Mclean, Nicole Drake |
| |
| Portobello High School, Edinburgh City, Gismo | 100% |
| Caitlin Sedgeworth |
| |
| Guildford High School (Church Schools Co), Surrey, Independent | 100% |
| Sarah Wynne |
| |
| Guildford High School, Surrey, Independent, EmmaGHS | 100% |
| Emma Burrows |
| |
| Bridgewater Middle School, Hertfordshire, The Manic Fridges | 100% |
| James Whitley and Xavier Bateman, James Redburn, James Whitley |
| |
| The Queen Elizabeth's High School, Gainsborough, Lincolnshire, The Hut 8's | 100% |
| Edward Bowles and Thomas Cridge |
| |
| St Alban's Catholic High School, Suffolk, Sifr | 100% |
| Jason De Carvalho and Jason De Carvalho, Ben Kings, Peter Etheridge, Maria Marklove, Laura Cummings, Thelma Adeusi |
| |
| The Ecclesbourne School, Derbyshire, Yellow Submarine | 100% |
| Zoe Stokoe and Eve Stokoe |
| |
| Vyners School, Hillingdon, Thorongil | 100% |
| Sareh Heidari |
| |
| All Hallows Catholic School, Surrey, Codefinger And Oddjoe | 100% |
| Michael Page and Michael Page, Joe Newton |
| |
| Queen Mary's Grammar School, Walsall, SJP & SJR | 100% |
| Steven Rowley and Steven Rowley, Simon Pinder |
| |
| West Park Community School, Derby, Freaks | 100% |
| Anthony Crooks |
| |
| City of London School for Girls, Independent, Beast | 100% |
| Edie Greaves |
| |
| Cheltenham Bournside School and Sixth Form Centre, Gloucestershire | 100% |
| Jack Nicoll and Amish Bhadeshia |
| |
| Swavesey Village College, Cambridgeshire | 100% |
| Lara |
| |
| Warwick School, Independent, Warwick Codes | 100% |
| James Cumberland and George Thompson, Chris Guggari-peel, Peter Draper, Paul Revill, Derek Joupp, Owen Clarke, John Boddington, Luke Pettit, Daniel Oliver, Phillip Cox, Rob Day, Rob Thompson, James Gibson |
| |
| Northolt High School, Ealing, 11Primes | 100% |
| Michael Martin and Mustapher Sangari-botchway |
| |
| Urmston Grammar School, Trafford, The Da Vincis (UGS) | 100% |
| Steven Gordon and Steven And His Fellows |
| |
| Weydon School, Surrey, Triple Trouble | 100% |
| Marie Notermans |
| |
| Northampton School for Boys, Northamptonshire, Jig-Sert | 100% |
| Andreas Christodoulou and Stephen Dennis, Kieran Bhardwaj, Casper De Haes |
| |
| The King's School, Kent, Independent, Hugh Bird | 100% |
| Hugh Bird |
| |
| The Godolphin School, Wiltshire, Independent, WEBISON | 100% |
| Emma Tenison and Emma Tenison And Eve Webster |
| |
| Paston College, Norfolk, The Dewberrys | 100% |
| Vicky and Amy, Nicky, Rob |
| |
| Portobello High School, Edinburgh City, Jenny | 100% |
| Jenny Souter and Rachel Stephen, Jenny Ridley |
| |
| Farlington School, Independent, Haigh | 100% |
| Caroline Haigh |
| |
| Northolt High School, Ealing, 9Muskets | 100% |
| Charlie Dedic and Claire Rosser, |
| |
| Woodlands Community School, Southampton, Cipher-masters | 100% |
| Adam and Matt And Adam |
| |
| Elizabeth College, Channel Islands, Independent, Team Awesome | 100% |
| Luke Mauger and Kerrie Romeril, Louisa Jurkiewicz, Lucy Farrimond, Fiona Strobridge |
| |
| Queen Mary's Grammar School, Walsall, Enigmabreaker | 100% |
| Trivun_luzaic |
| |
| George Stephenson Community High School, North Tyneside, The Grand Allies | 100% |
| Ian Holloway and Tba |
| |
| Bishop Wordsworth's Grammar School, Wiltshire, Jimmy_busters | 100% |
| William Salkeld and William Salkeld Tom Hood, Timmy Hiid |
| |
| The Meden School and Technology College, Nottinghamshire | 100% |
| Jacob Richmond |
| |
| Forest School, Wokingham, Blues Clues | 100% |
| Ben Ramsay |
| |
| Forest School, Wokingham, Goldeneye | 100% |
| Alex Henman |
| |
| The Toynbee School, Hampshire, 9a1 | 100% |
| Becky Piper and Becky Piper Emma Port Leanne White |
| |
| Guilsborough School, Northamptonshire, King2 | 100% |
| Robert Gibbons |
| |
| Guilsborough School, Northamptonshire, King3 | 100% |
| Alex Hall |
| |
| Guilsborough School, Northamptonshire, King4 | 100% |
| Emma Spencer |
| |
| Guilsborough School, Northamptonshire, King5 | 100% |
| Jo Meaking |
| |
| Guilsborough School, Northamptonshire, King6 | 100% |
| Joe Moss |
| |
| Bournemouth School for Girls, Bournemouth | 100% |
| Alice Mcconnell |
| |
| Reading School, Reading, One Last Time | 100% |
| Feng Rao |
| |
| Northolt High School, Ealing, 9Masters | 100% |
| Alex Morgan and Joe Molloy |
| |
| Northolt High School, Ealing, 8Cluedo | 100% |
| Vanessa Baptista and Anna Adlem, Isabelle Taylor, Joe Herson |
| |
| Northolt High School, Ealing, 8Acers | 100% |
| James Cook and Rohit, Emanuele, James Piper |
| |
| Whitecross School (Foundation), Gloucestershire, Swordfish | 100% |
| Shaun Meadows and Shaun, Matt, Mervyn, Gavan, Luke |
| |
| Elizabeth College, Channel Islands, Independent, The Racoons | 100% |
| Matthew Hale and Simon Morris |
| |
| St Francis Xavier Sixth Form College, Wandsworth, Dee | 100% |
| Deego |
| |
| Swavesey Village College, Cambridgeshire, Perfect Pyramid | 100% |
| Bethany Freer |
| |
| Manor College of Technology, Hartlepool, Manor College | 100% |
| Mr S Gregory and Jack White, Carl Brackstone, Laurance Walker-tonks, Alex Cooper |
| |
| Elizabeth College, Channel Islands, Independent, Chris^2 | 100% |
| Chris Thoume and Chris Hale |
| |
| Maidenhill School, Gloucestershire, Maidenhill | 100% |
| Daniel |
| |
| Lakeview Sixth Form Centre, Nottinghamshire, Uber Noobs | 100% |
| Alex Utev and Jonothan Young, Liam Stevenson |
| |
| The Abbey School, Berkshire, Independent, Glitter Babes | 100% |
| Kathleen |
| |
| Devonport High School for Boys, Plymouth, Code Monkeys | 100% |
| Qichao Zhao and Qichao Zhao, Richard Kantharia, William Liu |
| |
| Westminster School, Independent | 100% |
| Alex Robertson |
| |
| Crown Hills Community College, Leicester, 9 Gold | 100% |
| Dilraj Singh and Dilraj Singh, Hassan Patel, Shezad Bux, Arjun Kanani, Mohammed Aboobakar |
| |
| Deben High School, Suffolk, DHS Code Crackers | 100% |
| David Wright |
| |
| The Henrietta Barnett School, Barnet, Rachel And Rosie Cochrane | 100% |
| Rachel Cochrane and Rachel Cochrane, Rosie Cochrane |
| |
| Longslade Community College, Leicestershire, Irregulars | 100% |
| Jane Aston |
| |
| Alcester Grammar School, Warwickshire, Steph And The Glasbertrons | 100% |
| James Glasbey and Stephanie David |
| |
| Ponteland Middle School, Northumberland, Funky Monkeys | 100% |
| Kate Mckay and Yaa Oppong |
| |
| Oxford High School GDST, Oxfordshire, Independent, Dalmatian | 100% |
| Anastasya Molodykh |
| |
| King Edward VII School, Sheffield, Tiddy | 100% |
| The Inte®net Devil |
| |
| Alcester Grammar School, Warwickshire, ReftLightDivide | 100% |
| Pedro and Richard, Harry, Seb |
| |
| Hainault Forest High School, Redbridge, 101 | 100% |
| Jenna Corderoy and Jenna Corderoy And Ali Siddiqui |
| |
| Hainault Forest High School, Redbridge, QAMERA | 100% |
| Qamar and Dearar Seyoum And Qamar Hussein |
| |
| Manchester High School for Girls, Greater Manchester, Independent | 100% |
| Claire Greenhalgh |
| |
| Manchester High School for Girls, Greater Manchester, Independent | 100% |
| Carly Becker |
| |
| St Francis Xavier Sixth Form College, Wandsworth, Conquer | 100% |
| Zak Guimaraes |
| |
| Manchester High School for Girls, Greater Manchester, Independent | 100% |
| Sarah Humphreys |
| |
| Northolt High School, Ealing, 12Phoenix1 | 100% |
| Steven Warren and Muhit Basit, Segal Patel, Vikash Mistry |
| |
| The Mount School, North Yorkshire, Independent, Ravia | 99.95% |
| Sylvia Wan and Rebecca Tse |
| |
| The Sholing Technology College, Southampton, Hotties2005 | 99.95% |
| Jessica King and Abbey Hennen |
| |
| Varndean College, Brighton and Hove, Sharp | 99.95% |
| David |
| |
| Hills Road Sixth Form College, Cambridgeshire, Bennett_Hammad_Alliance | 99.95% |
| Luke Bennett and Luke Bennett, Ali Hammad |
| |
| The Roseland Community School, Cornwall, Roseland Monkeys | 99.95% |
| James Brown and Shannon, Chris |
| |
| Handsworth Grammar School, Birmingham | 99.95% |
| Ben Campbell |
| |
| Christleton High School, Cheshire, Christleton Codebreakers | 99.95% |
| Andrew Somerville |
| |
| St Bede's Catholic High School, Lancashire, Secret Sisters | 99.95% |
| Rebecca Mcdonnell and Rebecca Natasha |
| |
| Derby High School, Derbyshire, Independent, Tricipher | 99.89% |
| Laura Blatherwick and Laura Blatherwick, Becky Hughes, Harriet Williams |
| |
| Valentines High School, Redbridge, CheekyMonkeys | 99.89% |
| Hannah and Merve, Jody & Catherine |
| |
| Borden Grammar School, Kent, MADAR | 99.89% |
| Dale Sibborn and Michael Varney And Chris Randall |
| |
| Robert May's School, Hampshire, Team Alpha | 99.89% |
| David Comley and Sam Cobb, Alex Cobb And Sam Nicholson |
| |
| St George Catholic School for Boys, Southampton, Kirk's Boys | 99.84% |
| Mrs M. Kirk and 8 Set 1 |
| |
| The Petersfield School, Hampshire, Dora The Maths Explora | 99.84% |
| Hannah Neat and Felicity Faucheran, Megan Halford-barden, Sarah Rogers |
| |
| Handsworth Grammar School, Birmingham, Sidhu | 99.79% |
| Harpreet |
| |
| Babington Community Technology College, Leicester, Team Enigma | 99.73% |
| Kishan Moti and Kishan Moti, Sunni Homeschandra, Amy Cattell, Catherine Robinson, Kieran Brookes |
| |
| The Latymer School, Enfield, Mwffiss | 99.63% |
| Paul Hennin and Morris Jones, Cameron Yozin |
| |
| Hautlieu School, Jersey, Channel Islands, Fatastic Four | 99.63% |
| Shayne |
| |
| Kendrick Girls' Grammar School, Reading, Twisted | 99.47% |
| Anushree Som and Dawn Brooks, Rachel D'sa |
| |
| The Folkestone School for Girls, Kent | 99.25% |
| Charlotte Frost and Charlotte Frost, Alice Godwin |
| |
| The John Bentley School, Wiltshire, BEDB | 99.03% |
| Eliza and Dani,ej,bonzo,bex |
| |
| The Castle School, Somerset, Evilsanta | 98.67% |
| Holly_dawson and Fiona_elspeth_natalie_holly |
| |
| The Folkestone School for Girls, Kent, Cowsgoquack | 96.55% |
| Carly and Shannon |
| |
| St Anne's Convent School, Southampton, Jazzy | 94.25% |
| Jayne |
| |
| Queen Elizabeth Grammar School, Cumbria, Decryption Masters | 79.23% |
| Roberthoggarth |
| |
