Ultimate Brain

Celebrity Team: Iain Stirling, Chris Johnson and Ed Petrie from All Over the Place

Celebrity Team: Barney Harwood, Radzi Chinyanganya and Lindsey Russell From Blue Peter

Celebrity Team: April Hughes, Jordan Loughran and Kerry Boyne from Dixi

Celebrity Team: Cleo Demetriou, Sophia Dall'Aglio and Ameerah Falzon-Ojo from So Awkward

Celebrity Team: Stevi Ritchie, Betsy-Blue English and Parisa Tarjomani from The X Factor

Celebrity Team: Molly Rainford, Leondre Devries and Charlie Lenehan from Friday Download

Celebrity Team: Leah Boleto, Hayley Hassall and Ricky Boleto from Newsround

Celebrity Team: Stacey Dooley, Robert Keene and Jasmine McAteer from Show Me What You're Made Of

Celebrity Team: Ben Shires, Haruka Kuroda and Stephen "Sizzling Steve" Kish from Officially Amazing

Celebrity Team: Eubha Akilade, Ben Cartwright and Oliver Woollford from Eve