Balance Balls Toy, Mini Newton's Cradle Balance Ball Pendulum Lifting Physics Classic Science Fun Office Desk Toy

• Motion Toy: When you put the small people on the plastic base and poke it, it will swing on both sides for a while.
• Size: 18 x 11 cm / 7.09 x 4.33 inch. Put on the desk steadily, do not occupy the space.
• Excellent Material: This motion toy is made of stainless steel material, anti-rusty, safe and smooth to touch.
• Science Toy: Excellent educational science gadget. Not only demonstrates a pendulum, but also shows the laws of conservation of momentum and energy.
• Practical: Great for home ornament, study or office desk table decor accessories, etc. Also good for birthday gift and kids toy.

Product description Specification: Condition: brand new Material: Stainless steel Color: Sliver Size: 18 x 11 cm / 7.09 x 4.33 inch(appr.) Package Included: 1 Set Motion Toy Note: 1. Please allow 1-2 cm error due to manual measurement and make sure you do not mind before ordering. 2. Please understand that colors may exist chromatic aberration as the different placement of pictures. Directions Motion Toy: When you put the little people on the plastic base and insert it, it will swing on both sides for a while.