Simple Machines

• Simple Machines Lesson from TeachEngineering.org
• The advantage of the incline plan from TeachEngineering.org
• Rube-Goldberg Activity from TeachEngineering.org
• Powerful Pulleys lesson from TeachEngineering.org
• Collection of activities and lessons about simple machines from TeachEngineering.org

• Pulley-ing Your Own Weight

Sprouts Game

A neat pencil and paper math game, popularized by Martin Gardiner:

• Sprouts

Fold and Cut Challenge

Did you know that it has been mathematically proven that any shape with straight sides can be cut with one cut, if the paper is pre-folded in the appropriate way?

• The Fold and Cut Challenge

Egg Drop Challenge

Some inspirational videos:

• Mark Rober on the Egg Drop Challenge
• Two Basic Ideas - Science Adventures Egg Drop Project
• Incredible Science Top 10 Egg Drop Challenges
• Spangler Science TV