1) What did people have to do to be a more smarter?
2) What helps children think better?
3) Which traits of character must have children to perform memory test better?
4) How long must be exercise to do?
5) How long last the exercises children have to do?
6) Which food helps the brain work better?
7) In text said that "Getting a good night’s sleep is also important". How you think, how many hours people must be sleep?
