Elementary Spelling - Look & Cover makes it fun.

Two On Twain: A Jumping Frog Lesson and Twain's Hannibal

Hummingbird Migrations - Visit Operation Rubythroat

Black Achievement Biographies - Here's a great collection

South to Antarctica - The story of the Endurance

U.S. Statistical Abstract - The latest numbers, and lots more...

TeachersFirst Brain Twisters - New quizzes for elementary and middle students each week.