Ultimate Brain

Celebrity Team: Tyler West, Rachel Stringer and John Farnworth from Match of the Day Kickabout

Celebrity Team: Matilda Ramsay, Jack Ramsay, and Holly Ramsay from Matilda and the Ramsay Bunch

Celebrity Team: Daniel Kerr, Grace McIntosh and Jade Alleyne from 4 O'Clock Club

Celebrity Team: Gabrielle Green, Shorelle Hepkin and Rachel Teate from Wolfblood

Celebrity Team: Ella Gilling from The Next Step, Isabel Clifton from Hetty Feather and Millie Innes from Millie Inbetween

Celebrity Team: Karim Zeroual, Katie Thistleton and Lauren Layfield from CBBC HQ

Celebrity Team: Frankie Vu and Marcus Bronzy from Technobabble and Harvey Cantwell from Friday Download

Celebrity Team: Inel Tomlinson and Johnny Cochrane from Junior Vets on Call and Ashleigh and Pudsey

Celebrity Team: Jamie Flatters, Archie Lyndhurst and Charlie Nicholson from So Awkward

Celebrity Team: Laura Mandeville from Whoops I Missed the Bus and Amelia and Grace Mandeville from The Mandeville Sisters