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Paper Balloon Paradox

(4 reviews)

You won't believe your eyes as this colorful balloon slowly fills with air.

$2.32–$9.22
8.5ml Vials with Cork Stopper - Pack of 10

These glass vials hold 8.5ml of liquid each.

$2.50

Qty:

*Backordered: 2025-12-19 00:00:00

Electronic Component Grab Bag

50 grams of assorted electronics components.

$2.50

Qty:

Glass "Flat Marbles" - 1 lb.

One pound of glass "flat marbles". Colors may vary.

$2.50

Qty:

Magic Crystal Tree

(3 reviews)

Using capillary action and evaporation, grow colorful crystals.

$4.07–$26.73
Polarizing Cellophane Tape

(3 reviews)

This tape exhibits brilliant colors when placed between two polarizing filters.

$2.54–$45.44

Cricket & Larva Licket Lollipops

(10 reviews)

Each contain a completely edible, farm-raised cricket or larva.

$2.58–$82.35
Baking Powder - 8.1 oz.

8.1 ounces of baking powder

$2.59

Qty:

Thermochromic Pigment 1g

Thermochromic pigment. Colors vary. 1 gram.

$2.59

Qty:

Ceramic Magnets

(11 reviews)

Strong and safe, high-grade ceramic magnets.

$2.83–$13.34

Crick-ettes

(14 reviews)

Real, farm raised, edible, dried crickets! Yum!

$2.83–$66.69
Dropper Popper

(32 reviews)

Seemingly defies the laws of physics by bouncing higher than where it was dropped!

$2.83–$56.60

Larvets Worm Snax

(11 reviews)

Genuine farm-raised edible insects will be a real hit.

$2.83–$66.69
ColorFlame Candles

(15 reviews)

These candles have to be seen to be believed!

$3.04

Plastic Basting Spoon - 13"

13 inch long plastic basting spoon.

$2.95

Qty:

Duct Tape

Silver or fancy/colorful.

$3.04

Glow-Bright Concentrate

(2 reviews)

Make over two gallons of liquid that fluoresces under UV light.

$3.04

Qty:
Crystal Growing Dolomite

(14 reviews)

Grow beautiful white Aragonite crystals.

$3.04–$11.28

Neodymium Magnets

(5 reviews)

Powerful Neodymium Magnets in six different shapes/sizes.

$3.04–$15.40
Rainbow Viewers

(5 reviews)

These are a great way to teach about light, color, and rainbows.

$3.04–$15.40

Sealed Iron Filings

(12 reviews)

See how iron filings react with magnets and show magnetic fields without the mess.

$3.04

Qty:

Owl Pellets

(31 reviews)

Perfect to illustrate the nature of food chains and the role of predators in the ecosystem.

$0.05–$4.69

Sound Tubes

(4 reviews)

When spun in a circular motion, these tubes produce different tones.

$3.04–$32.91
Pocket Sound Blaster

(3 reviews)

Our loudest sound demo!!!

$3.16

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