Only $12.95 Simply Science: Electrical Experiment Kit Construct an electromagnet, a simple electrical switch that can be used both as a push button switch and as a knife style on/off switch, plus a miniature light bulb holder that can be used in place of those often &quot;hard to come by sockets.
(a simple electrical switch; can be used; as a push button switch and as a knife style on/off switch, plus a miniature light bulb holder) (a miniature light bulb holder; can be used; L:in place of those often &quot;hard to come by sockets)
a simple electrical switch a miniature light bulb holder
can be used can be used
as a push button switch and as a knife style on/off switch, plus a miniature light bulb holder
L:in place of those often &quot;hard to come by sockets