This iconic science toy has been updated to make a classy desk accessory. Featuring beech wood base and stainless-steel frame and 5 balls. Simply lift one ball and let it do to watch conserved momentum and energy work in front of you! This is the largest size standing at 18cm tall.
Learn. Play. Explore. Experience it all.
Lift one ball, let it go, and the far one swings out while the middle hangs still. The click is rhythmic and the physics is real; both settle a room.
