A Book In Time - World history games and activities.
ABCya! - Games for Pre-K to 5th grade.
America's Library - A few history games.
Audubon - Nature and "green" games.
Ben's Guide - American government and states games.
Bill of Rights Institute - American constitution games.
Claricode - Medical and computer programming games.
Classics for Kids - Music games.
Discovery Kids - Science games.
Education.com - Educational games for Pre-K - Highschool. Only a couple games can be played for free each day.
EP Math Practice - Math facts games.
EP Thinking - Brain exercising games.
Fisher Price - Preschool age games.
Fun Brain - Educational games and others just for fun.
Fun 4 the Brain - Educational games PreK - grade school.
Greg Tang Math - Math games.
iCivics - American government games.
I Know That - Lots of educational games for PreK - 6th grade.
Johnnie's Math Page - Math games and learning activities.
Kids World - Memory, puzzles, and games for fun.
Knowledge Adventure - Educational games and more.
Learn 4 Good - All kinds of games.
Learning Games for Kids - Lots of educational games.
Math Games - (Free Training Tutorial)
Macmillan/McGraw-Hill - Educational games.
Magic School Bus - Science games.
Making Music Fun - Music theory games.
Math Fact Cafe - Math games.
Math Playground - Lots of math games.
Mission US - History games.
Mr. Donn - History games.
Mr. Nussbaum - Lots of educational games for kindergarten - middle school.
Multiplication.com - Math games and more.
Nasa Kids Club - Science games.
National Geographic Kids - Educational games and more.
Owl and Mouse - Map puzzles.
PBS - Games for younger children.
Sense-Lang.org - Typing games.
Seterra - Map games.
Sheppard Software - Lots of educational games.
Smithsonian Education - Educational games.
Spelling Games - (Free Training Tutorial)
Starfall - Holiday games and reading games.
Stop Disasters Game - Try to save the community from a disaster by preparing for it.
Stress Relief Games - (Free Training Tutorial)
Typing Games - (Free Training Tutorial)
Typing.com - Typing games.
US Mint - Money games.