Child Genius vs Celebrities Christmas Special
Highly gifted youngsters battle it out to be crowned the UK's brightest child of 2016
Those very intelligent kids return to Channel 4.
Can these two men work out how to separate themselves without removing the loops from their hands?
Sara borrows tricks from street theatre to give people a positive experience with maths
World Memory Champion Jonathan Hancock says it's all about using colours, images and your imagination
World Memory Champion Jonathan Hancock on the importance of having a good memory and how it can give you confidence
Meet the gifted young hopefuls