The thought of combining kids and electricity will make most parents nervous. But these cool exploration kits are harmless, containing only a high voltage of edu-tainment. For instance, the Lightning Machine Kit by Scientific Explorer lets kids construct a modern version of the Leyden Jar to create and manipulate miniature lightning bolts. The Bill Nye Jr. Electricity Lab Kit by Sun Mate helps young engineers make simple experiments using household items. Kids make their own buzzer, relay, elect...more