BlastCase Newton's Cradle Art in Motion, 7 1/4-Inch Balance Balls - Black Wooden Base

Key features

• Plastic
• Imported
• Newton's Cradle is a fun demonstration of physics in action and demonstrates the principles of kinetic energy and conservation of momentum
• Elegant conversation piece for home or at the office
• High quality construction
• Neatly packed and secured in place to ensure that the strings are not tangled upon arrival
• Use it to waste time, relieve stress, tune out boring coworkers, or schooling youngsters in physics