This unit demonstrates the principles of momentum and kinetic energy in collisions. It's supplied with both wood and metal balls, string, table clamp and a guide.
Sold in a case of 20.
WARNING: This product can expose you to chemicals including nickel and lead, which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
This product contains small balls, making it a choking hazard. Only use with adult supervision.
Our products are not toys. Use in a laboratory or educational setting only. Not for children 13 and under.