Congratulations to the following winners of the £25 team prizes for part A in the fifth and sixth rounds. Challenge 5A The UGS Crackers, Catherine, Naomi, Ashley, Sasha, Matthew, Peter and Kate, from Urmston Grammar School The Cyphoids, James and Jessica, from William Edwards School, Grays Awaiting Allocation, Julia and Caroline from Horsham Emma 'n' Sam from Wycombe High School Those Boffs at the Front, Vicky and Leah from Tonbridge Grammar School The Cipher Smashers, Rob and John, from Torquay Boys Grammar School STAIRS - James and Michael from Torquay Boys Grammar School 100100001001001100011111CodeCracker10010010100100000111110010, Vickym Bishop Wand 6th Form College (It doesn't look like a random selection I know, but the way to think about this is that this IS what happens when you select at random, you get clustering.) Challenge 6A the calculator,Rachel and Karen from The Perse School For Girls Tapton Crackers Eigen and Michael from Tapton School Mark Brown from Hills Road Sixth Form College, Bikini Bottom United,Jenny and Catherine from Westcliff High School For Girls Cipher-delic,Naomi,Raza, Hugh, Max, Jamie and Charlie from Highgate School Btnrule, Ashleigh Newman-jones form Brighton College Mr Jevons,Greensward College cania Curtly from St Francis Xavier, London