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BEST SELLERS

These Poppy Seeds Weigh A Ton!

Don’t put this shaker jar in the wrong place--it’s just a clever way to store and use iron filings for a physics class. You’ll get a clear glass spice jar-looking jar with a screw cap that lets you dial small/medium/large openings. Inside is 12 oz of iron fillings, 40 to 80 microns, the equivalent of grains of sand.

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IRON FILINGS 40-80 MICRONS

These Poppy Seeds Weigh A Ton!

Don’t put this shaker jar in the wrong place--it’s just a clever way to store and use iron filings for a physics class. You’ll get a clear glass spice jar-looking jar with a screw cap that lets you dial small/medium/large openings. Inside is 12 oz of iron fillings, 40 to 80 microns, the equivalent of grains of sand.

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$7.50 EACH

Use Your Little Gray Cells

Our medium-gray closed-cell foam comes in 14-1/8" x 3-3/4" x 1/4" thick slices with self-adhesive backing. You get two slabs, the better to pad something with.

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SELF-ADHESIVE FOAM

Use Your Little Gray Cells

Our medium-gray closed-cell foam comes in 14-1/8" x 3-3/4" x 1/4" thick slices with self-adhesive backing. You get two slabs, the better to pad something with.

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$2.45 PKG (2)
$3.25
-25%

Shine Some Tiny Lights

These 3-3/4” black plastic disks are 5/16” thick and were made to display the mini-models from Metal Earth™, which we also have. These bases have a pair of white LEDs at the 4 and 8 o’clock positions, lit by the included button cell batteries in the base or the also-included USB-Mini USB cord. Use them to display tiny treasures, or as nightlights, or just turn them on and play mini-frisbee in a dark room for some excitement.

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LIGHTED DISPLAY BASE

Shine Some Tiny Lights

These 3-3/4” black plastic disks are 5/16” thick and were made to display the mini-models from Metal Earth™, which we also have. These bases have a pair of white LEDs at the 4 and 8 o’clock positions, lit by the included button cell batteries in the base or the also-included USB-Mini USB cord. Use them to display tiny treasures, or as nightlights, or just turn them on and play mini-frisbee in a dark room for some excitement.

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$7.50 EACH

A Rope In Many Colors

This braided polypropylene rope is 3/8” dia (rope size #12) and rated for a 100-lb working load. You get (50) feet of this easy-to-knot utility rope in assorted colors.

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100 LB #12 POLYPROPYLENE ROPE

A Rope In Many Colors

This braided polypropylene rope is 3/8” dia (rope size #12) and rated for a 100-lb working load. You get (50) feet of this easy-to-knot utility rope in assorted colors.

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$4.95 EACH

Rot-Resistant Twine

Don't you hate it when your twine rots? Us too. That's why we always use this mildew- and rot-resistant nylon twine for household repairs, gardening, boating, etc. You get (3) 225-foot spools of white twine for a total of 675 feet. Stretches to absorb shock and resist breaking.

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225-FT SPOOL ANTI-ROT NYLON TWINE

Rot-Resistant Twine

Don't you hate it when your twine rots? Us too. That's why we always use this mildew- and rot-resistant nylon twine for household repairs, gardening, boating, etc. You get (3) 225-foot spools of white twine for a total of 675 feet. Stretches to absorb shock and resist breaking.

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$5.50 PKG (3)

Thirty-Six Ounces In A Mile

Kitchen conversions are easy with this 3" x 4" deluxe American Science & Surplus fridge magnet that lists everything from a tablespoon to a cup with the equivalent in ounces, tablespoons, teaspoons, milliliters and fractions of a cup. If your kids already have fridges of their own, you can share the extra magnets with them - unless they were the only kids on the block who knew how many ounces were in a cup. Kitchen Fun.

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KITCHEN MEASUREMENT CONVERSION MAGNET

Thirty-Six Ounces In A Mile

Kitchen conversions are easy with this 3" x 4" deluxe American Science & Surplus fridge magnet that lists everything from a tablespoon to a cup with the equivalent in ounces, tablespoons, teaspoons, milliliters and fractions of a cup. If your kids already have fridges of their own, you can share the extra magnets with them - unless they were the only kids on the block who knew how many ounces were in a cup. Kitchen Fun.

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$4.50 PKG (6)

The Bigger Bungee

Mega-bungee cords. Just the ticket for tying down motorcycles, refrigerators, or large marsupials. (Tie your kangaroo down, boys!) Our each is a package of (10) of these monsters, approx 1/2" dia x 6-feet long, (Yes 6 Feet!) in black with green accents (colors may change), with 1" x 2-1/2" hooks on both ends. That's almost 8-LBS of bungees and just under two bucks a piece. Outstanding!

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72" LONG BUNGEE CORD 10-PACK

The Bigger Bungee

Mega-bungee cords. Just the ticket for tying down motorcycles, refrigerators, or large marsupials. (Tie your kangaroo down, boys!) Our each is a package of (10) of these monsters, approx 1/2" dia x 6-feet long, (Yes 6 Feet!) in black with green accents (colors may change), with 1" x 2-1/2" hooks on both ends. That's almost 8-LBS of bungees and just under two bucks a piece. Outstanding!

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$18.50 EACH

Take This For A Spin

Display all sides of any number of not-too-heavy items on this solar-powered motorized stand (think small model plane, jewelry display, bud vase holding a prize rose). The 4" square base has subtle solar panels on all four sides and supports a 3-1/2" dia clear plastic disc that rotates approx 4 rpm in sunlight and 1 rpm on our desk. Stands 1-3/4" tall with the disc.

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SOLAR-POWERED SPINNING DISPLAY STAND

Take This For A Spin

Display all sides of any number of not-too-heavy items on this solar-powered motorized stand (think small model plane, jewelry display, bud vase holding a prize rose). The 4" square base has subtle solar panels on all four sides and supports a 3-1/2" dia clear plastic disc that rotates approx 4 rpm in sunlight and 1 rpm on our desk. Stands 1-3/4" tall with the disc.

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$9.95 EACH

Styro Spheres

Nothing says crafts like genuine Styrofoam™ balls-older than glue guns, more fun than a barrel of sequins-and you can't have too many. Our handy assortment contains (4) 1", (2) 1.5" and (2) 2" balls which sounds like a do-it-yourself solar system if you ask me.

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ASSORTED BALLS, PKG(8)

Styro Spheres

Nothing says crafts like genuine Styrofoam™ balls-older than glue guns, more fun than a barrel of sequins-and you can't have too many. Our handy assortment contains (4) 1", (2) 1.5" and (2) 2" balls which sounds like a do-it-yourself solar system if you ask me.

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$2.95 EACH

Mooooo!

This is your chance to own a genuine cow magnet. Fed to cows by vets and farmers to attract the odd metallic parts of cows' diets (they tend to scarf up nails, staples and other stuff with the grass) and prevent bovine traumatic reticuloperitonitis, also known as hardware disease. Used for lots of magnetic lab experiments because they're so handy. In plated alnico, 3" long x 1/2" dia in a rounded tubular shape. Approx a 5-lb pull.

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3" COW MAGNET

Mooooo!

This is your chance to own a genuine cow magnet. Fed to cows by vets and farmers to attract the odd metallic parts of cows' diets (they tend to scarf up nails, staples and other stuff with the grass) and prevent bovine traumatic reticuloperitonitis, also known as hardware disease. Used for lots of magnetic lab experiments because they're so handy. In plated alnico, 3" long x 1/2" dia in a rounded tubular shape. Approx a 5-lb pull.

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$7.25 EACH

Tired Of Iron Filings?

Same here. Try the Ferrofluid Magnetic Display, a little sealed bottle with virtually fluid nano-particles of ferrous metal suspended in liquid. You’ll get (4) powerful 1/2” dia x 3/16” neodymium disc magnets, (2) of them attached to chess-pawnish holders. Move the magnets in assorted combinations around the bottle for fascinating effects. Sort of the marriage of science with desk toys, but students can’t spill these particles all over the place.

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FERROFLUID MAGNETIC DISPLAY

Tired Of Iron Filings?

Same here. Try the Ferrofluid Magnetic Display, a little sealed bottle with virtually fluid nano-particles of ferrous metal suspended in liquid. You’ll get (4) powerful 1/2” dia x 3/16” neodymium disc magnets, (2) of them attached to chess-pawnish holders. Move the magnets in assorted combinations around the bottle for fascinating effects. Sort of the marriage of science with desk toys, but students can’t spill these particles all over the place.

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$23.95 EACH
$26.95
-11%

Electrodes-R-Us

Okay, they’re just strips of metal, but CJ says one of each and a grapefruit will get you at least a “C” at the science fair. The copper electrode is 100mm long x 18mm wide  x .8mm thick (3.94" x .7" x .041”). The zinc electrode is 4” long x 3/4” wide x .027” thick and stamped “ZN”. And both of them are awfully useful for crafters and jewelry makers, too.

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COPPER STRIP FOR CRAFTS OR SCIENCE FAIR

Electrodes-R-Us

Okay, they’re just strips of metal, but CJ says one of each and a grapefruit will get you at least a “C” at the science fair. The copper electrode is 100mm long x 18mm wide  x .8mm thick (3.94" x .7" x .041”). The zinc electrode is 4” long x 3/4” wide x .027” thick and stamped “ZN”. And both of them are awfully useful for crafters and jewelry makers, too.

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Ponyshoe Magnet

Little-bitty horseshoe magnet, for traditionalists. Just 1-1/4" across x 1" x 5/16" thick. Red-painted Alnico, with approx 2.9 lbs of pull (ignore the 2 lb on the label) it includes a little steel keeper for when it's not sticking to a tiny horse's foot.

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HORSESHOE MAGNET

Ponyshoe Magnet

Little-bitty horseshoe magnet, for traditionalists. Just 1-1/4" across x 1" x 5/16" thick. Red-painted Alnico, with approx 2.9 lbs of pull (ignore the 2 lb on the label) it includes a little steel keeper for when it's not sticking to a tiny horse's foot.

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$5.50 EACH

No Chips Off This Block

Just a big, smooth ceramic block magnet, 2" square x 1" thick with an affirmative 15-pound pull. You stick a note on the fridge with this puppy and you can be pretty sure it's going to be there when you get home. Even if you leave the windows open. Nice for grabbing loose screws on the workbench, too, but keep it away from your hard drive and the credit cards in your wallet.

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15 LB PULL CERAMIC MAGNET

No Chips Off This Block

Just a big, smooth ceramic block magnet, 2" square x 1" thick with an affirmative 15-pound pull. You stick a note on the fridge with this puppy and you can be pretty sure it's going to be there when you get home. Even if you leave the windows open. Nice for grabbing loose screws on the workbench, too, but keep it away from your hard drive and the credit cards in your wallet.

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$4.85 EACH

Excellent Electromagnet

Physics project alert! This robust puppy of a magnet has dual 6V coils and stands 4" high x 3-1/4" wide, not counting the side terminals. Each coil draws 2.4A at 6VDC, and is conservatively rated for 40 Newtons (approx 9 lbs) at that voltage. Can be wired in either parallel or series, and comes with a mounting hook. Works great with a 6-volt lantern battery.

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ELECTROMAGNET

Excellent Electromagnet

Physics project alert! This robust puppy of a magnet has dual 6V coils and stands 4" high x 3-1/4" wide, not counting the side terminals. Each coil draws 2.4A at 6VDC, and is conservatively rated for 40 Newtons (approx 9 lbs) at that voltage. Can be wired in either parallel or series, and comes with a mounting hook. Works great with a 6-volt lantern battery.

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$18.50 EACH

Ceramic Reefers

Beautiful refrigerator magnets, all set to be imbedded in your child's best ever creation for refrigerator work. Six file card holding power, 3/4" dia x 3/16" thick ceramic with beveled edges to minimize chipping. They don't come much better than that!!

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CERAMIC MAGNET, 3/4"

Ceramic Reefers

Beautiful refrigerator magnets, all set to be imbedded in your child's best ever creation for refrigerator work. Six file card holding power, 3/4" dia x 3/16" thick ceramic with beveled edges to minimize chipping. They don't come much better than that!!

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$3.50 PKG (8)

Interesting Ceramics

Ceramic magnets, 15/16" dia x 3/16" thick. One side has a 5/16" sq that goes through to a steel plate is octagonal, 9/16" across with a 3/16" dia hole in the center. The plate allows flexible mounting of the 3/4 lb lift magnet. The other interesting feature is that the ceramic appears to have many poles around the rim, (4 ea N and S). This may be a focussing effect of the insert, though.

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CERAMIC MAGNET W/INSERT

Interesting Ceramics

Ceramic magnets, 15/16" dia x 3/16" thick. One side has a 5/16" sq that goes through to a steel plate is octagonal, 9/16" across with a 3/16" dia hole in the center. The plate allows flexible mounting of the 3/4 lb lift magnet. The other interesting feature is that the ceramic appears to have many poles around the rim, (4 ea N and S). This may be a focussing effect of the insert, though.

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$1.95 PKG (10)

Foam With A Hole

These gray foam washers/spacers/vibration pads are 1" OD x 1/2" ID x 1/4" thick with a peel-and-stick self-adhesive face on one side. They'll make your doors and drawers land more softly when you close them. Also useful as non-scratch and non-slide feet.

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1" FOAM WASHER VIBRATION PADS

Foam With A Hole

These gray foam washers/spacers/vibration pads are 1" OD x 1/2" ID x 1/4" thick with a peel-and-stick self-adhesive face on one side. They'll make your doors and drawers land more softly when you close them. Also useful as non-scratch and non-slide feet.

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$3.95 PKG (20)

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