Physical Activity Can Boost Kids’ Brains

1. What scientists say about physical exercise?
2. How many time you need to do exercise to be better in math, reading and spelling?
3. What food is "brain food"?
4. Why people must sleep?
5. What food helps the brain work better?
6. What happen with brain then you sleep?

Sayings

A black hen lays a white egg. (От черной курочки да белое яичко.)

A fly in the ointment. (Ложка дегтя в бочке меда.)

A hard nut to crack. (Орешек не по зубам.)

A honey tongue, a heart of gall. (На языке мед, а под языком лед.)

A storm in a teacup. (Буря в стакане воды.)