Experimental Suspension Mechanics Balance Play Teaching Aid Structure Model Anti-gravity $ 4.69 Product information: Specification: about 92mm long80mm wide147mm high Material: Wooden Can it be DIY; yes Packing method: packing bag Ability development; use your brain Types of science and education toys; Physics 3C configuration category; similar stationery toys under 14 years old Applicable age: Juvenile (7-14 years old) Packing list Wooden anti-gravity table*1