Price: $5.99
Level: Suggested for Grades 3 - 4

Which Product is Stronger?
Not all string is created equal. Discover for yourself which product is better. This project involves a comparative study.

Materials Needed:

• clean plastic milk jug (type with a handle)
• 2 different brands of thin string
• broom
• 2 garden chairs
• water
• weight scale
• a couple of friends