Electrical bubbler

Electrical bubbler

With this experiment you will lead electricity through water. Electricity will break water and it shows by small gas bubbles in the water. For pupils For teacher This box is created by Epp...
The Power Circle

The Power Circle

How to make a power circle. In this box pupils will learn how to build a power circle and how does it work.. For Pupils  For Teachers The box is created by Kaire...