Brain asks the question of whether you can kick a ball to France. Footballer Leah Williamson and physicist Steve Mould are on hand to help find the answer.
Brain asks the question of what it would be like living without electricity. Paralympian Sarah Storey, environmentalist Helena Marschall and a powerless Leila offer help.
Brain has been keeping Ken up with another question: \
Brain's burning question for Ken is what if the floor really was lava. Ken gets top tips from international gymnast Joe Fraser about staying off the floor and in-depth lava ...
Ken's brain is searching for an answer to the question of whether we can talk with dogs. Leila knows just where to look, while Ken has help from Storm Huntley with her dog ...
Ken's brain wants to know if it's possible to catapult yourself to the moon. Space expert Vinita Marwaha Madill and inventor Tom Stanton have answers - but Leila may h ...
Brain loves playing rock paper scissors, but hates losing - so he asks Ken to find out how you can always win. While Ken gets the help of mind reader Chris Cox, Leila thinks the ...
Ken’s had enough of Brain’s questions, but that leads to a new one: why does Ken get so annoyed? Can psychologist Leila and presenter Andy Day help find the answer?
Ken attempts to work out what would happen if everyone in the world came round for tea. Leila works on a seating plan, and a global internet chef takes care of the cooking.
Brain wants to know what it would be like if we lived underwater. Zoologist Megan McCubbin and inventor Jun Kamei wade in with Leila to help.