Newtons Cradle Balance Ball ABS Base Metal Physics Science Pendulum Science Psychology Puzzle Desk Toy Newton Swing Ball for Living Room Drawing Room and Office
M**H
True comment
Not suitable for kids actually it's not suitable for adults even and not for human use at all . It's just small tiny robe which gonna broke quickly.. it's For human use for the 1st 5inutes only!
A**R
Cheap material
The pendulum is lighter than expected. This is not accurate and the motion damps quickly