The Doctors reveal how your brain enables you to learn new things with the help of 3 human ‘samples’ from the Cupboard-of-Everything, a giant pile of sand and some water!

For more fascinating fact from Operation Ouch visit
https://www.bbc.co.uk/cbbc/shows/oper...

For more fun, CBBC games, shows, quizzes and great makes visit http://www.bbc.co.uk/cbbc/