Large Metal Spring
by Keycraft
Sold out
£ 4.99
Curious Minds Did You Know? Archimedes’ discovery of buoyancy in 250 BC is regarded as the first fundamental physics discovery!
This Mega Springer is a 70mm diameter helical steel spring that can bounce up and down, stretch and re-form itself. Watch it magically walk down the stairs with the aid of gravity and its own momentum - endless hours of creative play!