Duke University professor Harris Cooper Says…..
that homework for kids in the elementary grades does very liitle for them even though school teachers are giving them more and more.
that homework for kids in the elementary grades does very liitle for them even though school teachers are giving them more and more.
 |
|
 |
|
 |
|
 |
|
 |
|
 |
|
 |
|
 |
|
 |
|
 |
|
|
|
 |
|
|
|
|
|
 |
|
|
|
 |
|
 |
|
 |
|
 |
|
|
|
 |
|
 |
|
 |
|
 |
|
 |
|
 |
|