3 different ways of playing: 1. Lift: Through the pinion with large gear reduction principle and the application of the fixed pulley, the lifting box can be lifted up and down, and then the lifting height can be arbitrarily controlled by the ratchet pawl. 2. Crane: Through the use of fixed pulley and ratchet pawl, the crane can control the height of the object at will, and realize the lifting and lowering of the object. 3. Rotating chair: The rotating chair uses the number of teeth, the same number of gears when the gears mesh with the same speed, the large gear drives the pinion to accelerate, resulting in two-speed rotation and acceleration.
Material: Environmentally friendly ABS
Number of particles: 68 Pcs
Applicable age: 6 years old or older
Retail box size: 33cm x 23.2cm x 6.5cm ?€€