1. Famous Inventions from A to Z
2. Inventors and Inventions
3. MIT Celebrating Inventions and Innovation
4. Times' Best Inventions of 2008
5. The History of Inventions
6. Invention Timeline
7. Timeline of Inventions
8. NASA Invention Timeline for Kids
9. Science Bob
10.. Inventors at Enchanted Learning
11. How Stuff Works
12. Pencils
13. The Evolving Classroom
14. MIT Education Inventions
15. Pencil Manufacturing
Watch this video to see how your crayons came to be... 16. How Are Crayons Made?
Celebrating Innovation! 17. The Great Idea Finder
18. Way Cool Inventions
19. Kid Inventions
20. Kids' Pages- Games with Inventions
Check out this unique competition for grades 5-8. Tons of other ideas found here. 21. 3M Young Scientist Challenge
22. Weird Science for Kids
23. Make Oobleck (super ball)
24. Inventor Scavenger Hunt (easy)
25. Inventor Scavenger Hunt 2
26. Exploring Leonardo
27. All subjects for 5th grade