Learning: Science Physics Physics Energy Kits & Demonstrations - WDSET1 - Wave Demonstrator Set (both Springs And Cotton String). wdset1. science. . cotton. wave. learning. springs. energy. string. demonstrator. demonstrations. set. physics. Physics Physics Energy Kits amp Demonstrations. kits
Regular Price: $13.80
Today's Price: $11.90
Availability: Usually ships the next business day
Set includes two helical springs. The long, narrow spring measures 3/4" x 72", and can be extended to 5 meters. The larger spring measures 3" x 4", and can be extended many times its length without distortion. Includes activity guide.
Shipping weight for WDSET1: 2.5 lbs