Action & Reaction - Full Set - Marble Run Kit

With this truly unique scientific kit, finding out about the wonders of physics becomes easy and great fun! A science lab packed with special pieces and accessories offering lots of playing options where kids can experiment with gravity, forces and levers. The illustrated manual will guide the little players as they attempt increasingly difficult tasks, having fun as they learn! It comes with some scales, a hammer pendulum, slides, towers, and lots of other pieces for kids to grow in knowledge as they build ingenious compositions.