Typing lessons, tests, and games

http://www.freetypinggame.net/

Start your engines!

http://hoodamath.com/games/multiplicationgrandprix.php

Determine the Ratio

http://www.aaastudy.com/rat62bx2.htm

Bloxorz

http://www.coolmath-games.com/0-bloxorz/index.html

Percent of a Number

http://www.aaastudy.com/rat61ax2.htm

Evaluate the Expression

http://www.aaastudy.com/equ723x2.htm

Shoot a tank!

http://www.toonuniversity.com/aol/5l_fact.html

Create a Comic

http://www.readwritethink.org/files/resources/interactives/comic/

Word Invasion

http://www.arcademicskillbuilders.com/games/invasion/invasion.html 

Action Fraction

http://funschool.kaboose.com/fun-blaster/back-to-school/games/game_action_fraction.html

Sudokus (try an "evil")

http://www.websudoku.com/

Create a Mad Lib!

http://www.madglibs.com/

Test your skills with the "Grammar Gorilla"

http://www.funbrain.com/grammar/index.html

Factor Game

http://illuminations.nctm.org/ActivityDetail.aspx?ID=12

Brain Benders

http://www.coolmath4kids.com/math_puzzles/index.html

Bridge Crossing

http://www.coolmath4kids.com/math_puzzles/Logic-bridgecrossing/index.html

The "Same" Game

http://www.factmonster.com/games/samegame.html

Map Games

http://www.sheppardsoftware.com/web_games.htm

Brain games

http://www.gamesforthebrain.com/

Balls and Boxes Memory Game

http://www.novelgames.com/flashgames/game.php?id=77

Know of any other great educational websites/activities? Let me know!