Office pendulum game

Physics science game Newton balance pendulum ball collision energy conservation law ball desk desktop decor gift holiday features: 1. Stainless steel, solid iron ball, nylon strings, precise size ensures it moves for a long time. 2. Pick up the ball then release it freely. The ball will bounce on the other side. Can move repeatedly for a long time. 3. Very suitable for decorating the desktop, home decoration. 4. Relieves stress, relaxes, and adds a little fun to boring work. Warning: this game is not suitable for children under three years old due to small parts. Notes: Due to differences between different screens, the actual color of the item may not reflect the picture. Please allow slight measurement deviation due to manual measurement, thank you for your understanding.