I suspect that this demo is very effective for teaching basic electricity, because while I was working with these colored sheets, I discovered many new concepts myself, and I'm supposed to be an electricity expert! Therefore don't be shy in using these with adults as well as kids. By ...
Density definition for kids Now ask kids, what is heaviest – a pound of feathers or a pound of gold? The answer is they weight the same – they both weight one pound.However, the amount of space the feathers take up would be greater as you’d need more feathers to make a pound. ...