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Showing 97 - 102 of 102 products
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Thames and Kosmos Magnets Experiment Kit
Thames and Kosmos Magnets Experiment Kit
17018

• Discover the invisible world of magnetic forces
• "Draw" pictures with magnets
• Test the strength of magnets

Discover the invisible world of magnetic forces. Draw pictures with magnets. Make a magnetic driving test. Test the strength of magnets and learn how to lift objects without touching them! Explore the basic principles of magnetism with twelve hands-on experiments. Includes a full-color 16-page guidebook with simple step-by-step instructions and lots of pictures. Kit contains the necessary parts. Ages 5 and up.

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$9.95 Each $14.95 Each
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Three Prong Extension Clamp
Three Prong Extension Clamp
14642

10" long, prongs covered with rubber tubing.
10" long, prongs covered with rubber tubing.

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$7.40 Each $9.25 Each
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Tripod Magnifier
Tripod Magnifier
03069

Two optically ground 1" double convex polished lenses fitted into black plastic threaded lens mount. Screw-in metal tripod stand. Black finish. Magnifies approximately 10 times.
Two optically ground 1" double convex polished lenses fitted into black plastic threaded lens mount. Screw-in metal tripod stand. Black finish. Magnifies approximately 10 times.

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$3.96 Each $4.95 Each
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Vernier Caliper - Metal
Vernier Caliper - Metal
14922

Economical metal vernier caliper with 140mm capacity. Features inside and outside jaws, full length depth gauge, friction ruler and sliding lock for gauging. Graduated in millimeter and 1/16th of an inch.
Economical metal vernier caliper with 140mm capacity. Features inside and outside jaws, full length depth gauge, friction ruler and sliding lock for gauging. Graduated in millimeter and 1/16th of an inch.

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$7.60 Each $9.50 Each
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Wide Range pH Test Papers (1 vial)
Wide Range pH Test Papers (1 vial)
46809

1-14 Paper strips, change for each full pH unit,100 strips per vial.
1-14 Paper strips, change for each full pH unit,100 strips per vial.

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$1.56 Each $1.95 Each
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Wire Strippers
Wire Strippers
15937

Quickly removes insulation without damaging wire. Set screw adjusts stripper to fit wire gauges from 10 to 24. Made from drop-forged, heat treated steel with black baked enamel finish. PVC handles. Total length is 4 inches.

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$3.96 Each $4.95 Each