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Ferrofluid Display
New
Out stock

Ferrofluid is an iron-based liquid that reacts in the presence of a magnetic field.    Comprised of nano-scale magnetic particles suspended in a transparent liquid, ferrofluid aligns itself to a magnetic field, making it easy to visualize the field. With this amazing...

$18.00
Helenite Glass Ball
New
Out stock

Artificial glass from fused volcanic dust from Mt. Saint Helens.

$4.00
Rainbow Bismuth
New
Out stock

Small: 15–29gMedium size: 30–49gLarge size: 50–80gThis listing is for one bismuth crystal. Photos are representative of what you will receive. Please allow for slight variations in shape and color.  Element details below. 

$8.00
Cephalopod Ink
New
Out stock

Almost all cephalopods- the tentacled class of marine mollusks that include the octopus, squid, and cuttlefish- have the ability to eject dark ink from their body as a method of escaping predators. The melanin-based ink is stored in an ink...

$4.00
Yellow Uranium Glass Ball
New
Out stock

In the past, glass manufacturers added uranium to glass for color. Uranium has since become more strictly regulated, but the old uranium glass objects are still floating around. Because of the uranium content, these marbles glow bright green under ultraviolet light. ...

$7.00
Apollo 11 Beta Cloth Patch
New
Out stock

These patches were printed in 1969 for the Apollo 11 mission. After the tragic Apollo 1 launch pad fire that killed 3 astronauts, NASA decided to work on removing all flammable materials from the spacecraft cabin. A new material was...

$22.50
Humidity Indicator Card
New
-34%
Out stock

This humidity indicator card is a useful tool to help protect sensitive items from exposure to too much moisture in the air. It works by taking advantage of the color-changing properties of the chemical cobalt dichloride (CoCl2). When dry, or...

$12.00$8.00
Jezero Crater Regolith Simulant [JEZ-1]
New
Out stock

This material has been engineered to be chemically and mechanically identical to the surface dirt of the landing site of Perseverance at Jezero Crater on Mars.  Regolith is a mixture of dust, soil, broken rock and other organic materials. NASA/JPL uses this material...

$6.00
Ferrofluid Display Cylinder
New
Out stock

Ferrofluid is an iron-based liquid that reacts in the presence of a magnetic field.   Comprised of nano-scale magnetic particles suspended in a transparent liquid, ferrofluid aligns itself to a magnetic field, making it easy to visualize the field. With this amazing magnetic...

$18.00
Ancient Bronze
New
Out stock

A single vial of bronze to add to your collection of metals.   The composition of this sample is based on ancient bronze samples. Each vial contains approximately 15 grams of bronze.

$9.00
Hot Surface Indicator
New
Out stock

This 1.5" yellow label is a temperature-sensitive indicator that appears blank when cold, but reveals the word “Hot” and a warning graphic when the surface to which the label is adhered exceeds 50 °C (122 °F). The graphic contains a...

$2.50
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