Description
Use this item to study and illustrate wave motion. This high-quality spring is designed for use in demonstrations and experiments. It is able to stretch up to several times its original length!
• Comes with a Teacher’s Guide
• Closely wound spring 0.75″ (20 mm) Dia. is 6.5 ft (2 m) long and can be extended up to 33 ft (10 m)
AmSci Exclusive
Teacher's Guide Included
