1.Material: wood + electronic components

2.Suitable age: 6 years old and above

3.Power:2 * AA battery(not included)

4.Cultivate awareness: exercise children's hands-on ability, understand the principle of electromagnetic force, and expand children's thinking ability.

5.Size: 13.5*11*6.5cm

6.Knowledge point:The electromagnetic swing uses the electromagnetic force and the permanent magnet to repel each other to generate the rocking power. Its principle is similar to that of the electric motor. Help children understand the difference between electromagnetic force (electromagnet) and ordinary permanent magnets, and find out where to use electromagnets in lives.

Package includes:

1 X DIY Electromagnetic Swing Kit