
A revolutionary workout! Using hand rotation spin the internal gyro & challenge yourself & others to achieve the highest revolutions per minute. Use it to discover more about forces & motion (physical processes) part of the KS2 & KS3 science curriculum. Pull the red cord to spin the gyroscope inside the ball. Rotating the ball in your hands increases the rotation of the gyroscope. The digital counter measures the speed of the gyroscope & displays the number of revolutions per minute. Box contains: Gyroscopic exercise ball built in rev counter 2x LR41 1.5V batteries included pull string full instructions for use (
Includes: science information sheet) Not suitable for children under 36 months due to small parts.