The following sites are fun and educational!
https://cooltoolsforschools.wikispaces.com/
http://www.coolmath4kids.com/
http://freerice.com/#/english-vocabulary/1464
http://www.funbrain.com/kidscenter.html
http://kids.nationalgeographic.com/games/
http://www.eduplace.com/tales/
http://www.abookintime.com/history-games/world-history-games.html
https://cooltoolsforschools.wikispaces.com/
http://www.coolmath4kids.com/
http://freerice.com/#/english-vocabulary/1464
http://www.funbrain.com/kidscenter.html
http://kids.nationalgeographic.com/games/
http://www.eduplace.com/tales/
http://www.abookintime.com/history-games/world-history-games.html