Sale
Magnetic Lines of Force Demonstrator 1
$37.95
$32.95
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Sale
Bulk Digital Up/Down Student Timers 100 Pcs
$549.95 $299.95 -
Sale
Jumbo Wimshurst Machine, Vanguard II Model
$119.95 $89.95 -
Sale
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Gold Leaf Electroscope
$34.95 -
Out of stock
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