Can I learn from a text by listening to it while I sleep?  What is the effect of a visual impairment on the brain? And is there anything we can do to restore it? Why do brain tissues have different colours? How are memories made in the brain? What happens when you have a blackout during an exam? Is it true that you can be ‘left-brained’ or ‘right-brained’? Did the gigantic dinosaurs also have gigantic brains and a gigantic number of neurons? Why do Dutch people say “I have sawdust in my head” when they do something stupid? Do colours appear the same to everyone? Why do children outperform adults in the game of ‘concentration’?