Electricity

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Double Pole - Single Thro

$0.99
$0.99

Double pole single throw knife switch.

IQ KEY Perfect 600 Roboti

$49.00
$49.00

The Perfect 600 comes with plans to build twenty different machines. Stimulate right brain creativity by encouraging your students to design and...

Mini Plasma Ball

$9.95
$9.95

The Mini Plasma Ball is a fun, classic demonstration of electrical discharge in an inert gas. Lightning in the palm of your hand! Standing 6 inches...

Single Pole - Double Thro

$1.99
$1.99

Single Pole - Double Throw Knife Switch