ของเล่นชิงช้าแม่เหล็กไฟฟ้าช่วยเสริมทักษะสําหรับเด็ก
1.Material: wood + electronic components
2.Suitable age: 6 years old and above
3.Power:2 * AA battery(not included)
4.Cultivate awareness: exercise childrens hands-on ability understand the principle of electromagnetic force and expand childrens 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