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Showing 1–12 of 17 results
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 magnetic...

$18.00
Helenite Glass Ball
New
Out stock

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

$4.00
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
Invisible Blue Ultraviolet Marker
New
-50%
Out stock

Write messages that only appear under UV light. 

$2.00$1.00
Rainbow Bismuth
New
Out stock

Large size: approximately 50-80g Medium size: approximately  30-45g Small size: approximately 15-25g Photos are representative of what you will receive. Please allow for slight variations in shape and color.  Further information: Bismuth is a chemical element with the symbol Bi and atomic...

$8.00
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
Carbon Black
New
Out stock

This black powder is carbon black, a form of pure carbon (C) and the reason many rubber objects are black. Tires, shoe soles, and practically all rubber products where tensile and abrasion wear properties are important, are reinforced with carbon...

$2.50
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
Fusible Alloy Ingot
New
-50%
Out stock

This metal disc is an alloy that melts at a relatively low temperature; in this case, around 200 °F (95 °C), which is lower than the temperature of boiling water. Fusible metals are alloys that melt at low temperatures, generally...

$2.00$1.00
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