Spelling games - Free online spelling games for kids.
Educational games to help teach kids about math, science reading and the environment.
Some awesome apps to help teach science and make it fun for kids of all ages. Lots of different sites for every lesson plan imaginable in the science subject!
One Humongous List of Online Education Games - Cornerstone Confessions
Downloadable computer games designed for students with Dyslexia to accelerate reading skills, learn core mathematical concepts and more.
Free Online First Grade Games - Education.com (Sorting Long and Short Vowels)
These are great math games for young kids! The volume game near the end is especially fun. - Ben Wynn
These interactive activities are designed to improve word recognition and encourage reading comprehension in readers in kindergarten through fifth grade.
Cause and Effect Reading Skills Game This game also generates a letter grade! RoomRecess.com
SCHOOL TIME GAMES: Online Math Games, Logic Games, Science Games, Reading Games, and more!