Explains how heat and electricity pass through conductors and are stopped by insulators, and provides color photos of everyday examples. Also includes a glossary and further reading list.
Explains how heat and electricity pass through conductors and are stopped by insulators; provides color photos of everyday examples; and includes a glossary and further reading list.
Photographs and simple text teach children what the poles of magnets are for, how to tell if something is magnetic, and how magnets help people recycle.