The game is chose was tetris. It is educationnal because it makes you think about where each block is going. It teaches you how to have faster reflexs.
http://www.primarygames.com/arcade/virtualworlds/kidscom/minigames/sandbagstacker/index.htm
I chose boombot because it helps you get smarter because it makes you think of where to blow the thing to.http://coolmath-games.com/0-boombot/index.html