Science Teaching Supplies for Grades 5-8

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Small Geode Pairs

(3 reviews)

Beautiful 1" to 2" (2.5 cm to 5.0 cm) geodes, cut open and polished.

$8.49

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Set of 4 Tooth & Claw Molds

(6 reviews)

Reusable Latex rubber molds of fossil teeth and claws.

$41.99

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Fulgurite - Lightning Fused Sand

(2 reviews)

What happens when nearly one billion Joules of lighting energy strikes sand?

$25.99

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PerfectCast Casting Medium

(2 reviews)

The professional's choice for casting complex fossil replicas.

$10.49

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Fossil Sorting Kit

(34 reviews)

Each bag contains at least 120 assorted fossils and a sorting guide.

$19.49

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Fossilworks Fossil Molding Kit

(2 reviews)

Students can cast their own fossil replicas. One of our favorites!

$72.99

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Television Stones - Ulexite

(4 reviews)

When placed upon a printed page, the words can be read through it.

$10.49

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Rock Candy Crystal Growing Experiment Kit

(2 reviews)

A scientific experiment you can eat! Crystals grow to full size in just 7 days!

$25.99

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Bismuth Crystal

(12 reviews)

Great for teaching about crystals, states of matter or even as a gift!

$9.49

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*Backordered: 9/24/2026

Mrs. Stewart's Liquid Bluing

Grow beautiful crystal gardens with bluing, table salt, household ammonia and food coloring.

$5.29

Crystal Growing Dolomite

(14 reviews)

Grow beautiful white Aragonite crystals.

$2.99–$11.49
Viscosity of Oil Tubes

(3 reviews)

Great for recording data, graphing, controlling variables, and more!

$43.99

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Speed of the Bubble Tube Set

(3 reviews)

Three long plastic tubes containing colored fluids with different viscosities.

$51.99
Super Dense Wood (135 g)

(1 review)

With a density higher than that of water, this unusual wood sinks!

$12.49

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*Backordered: 9/24/2026

Diving Submarine

(12 reviews)

Powered by baking powder, it dives and surfaces just like a real sub.

$3.99

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Floating Yen Coins

(6 reviews)

Real Japanese 1 Yen coins made from aluminum that can float on water.

$8.49

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Pumice Samples

(10 reviews)

Explore and observe the product of an actual volcano.

$6.29–$41.99
Steel Sphere Density Kit

(15 reviews)

Great for teaching the skills of observation and deduction!

$30.99

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Flowing Color Spectrum

(4 reviews)

Great for sharpening those observational skills!

$7.29

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U-Tube Challenge

Used to develop critical thinking skills from middle school to AP classes.

$48.36

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*Backordered: 9/24/2026

Density Paradox (set of two)

(1 review)

This is an awesome discrepant event for your most advanced density students!

$15.49

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Poly Density Kit

(30 reviews)

Spontaneous order from disorder! Isn't this a violation of The Second Law of Thermodynamics??

$20.99

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Fizz-Keeper Pumps

(9 reviews)

Perfect to use with Cartesian Diver experiments.

$5.29

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Cartesian Diver Ballast Nuts

These nuts fit perfectly on our Cartesian Diver pipets.

$17.29

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