NORTH-SOUTH BAR MAGNETS 100 PCS

Test all your magnets for magnetic polarity. Each piece measures 1-3/16" x 5/16". 100 pieces.

1 GALLON STUDENT AQUARIA TERRARIA

$12.95

12 OZ JAR IRON FILINGS

$6.99

24 PRIMARY COLORED MAGNET WANDS

$42.99

25 TOTALLY TERRIFIC SCIENCE

$12.99