Reading and Writing:
FunEnglish Games.com - Fun reading comprehension and writing games.
FreeRice.com - Vocabulary game that donates food to the hungry.
Spelling City.com - Play games to practice spelling words.
Math Practice & Games:
Funbrain.com - Exciting games to review and learn addition, subtraction, multiplication, division.
Multiplication.com - Multiplication practice, flashcards, and timed tests.
Social Studies:
Geography Facts - National Geographic geography quiz.
Keyboarding Practice:
typingclub.com - Engaging typing practice.
learninggamesforkids.com - Fun interactive games to use for keyboarding practice.