TRINKETS

SHOW FILTER
Magnetiser
New
-25%
Out stock

Anyone who’s worked with tiny screws knows how convenient a screwdriver with a magnetized tip can be. With this magnetizer, you can magnetize (or demagnetize) your own screwdrivers. This tool takes advantage of the magnetic moment. Think of each atom...

$8.00$6.00
Bird Call
New
-25%
Out stock

The Audubon bird call is a simple machine used to imitate and attract many bird species. The bird call’s sound is produced by rotating the birchwood cylinder against the cast zinc plug. By varying the pressure between the two surfaces...

$8.00$6.00
Comet Churyumov–Gerasimenko 3D Model
New
-34%
Out stock

This 1:100,000 scale replica of comet P67, or Churyumov–Gerasimenko, was professionally printed in high resolution using data collected during the ESA Rosetta Mission. Size: 41mm x 35mm x 38mm (1.6 x 1.4 x 1.45")Material: Prototyping PLAColor: Grey

$6.00$4.00
Invisible Blue Ultraviolet Marker
New
Out stock

Write messages that only appear under UV light. 

$2.00
Multi-Tool
New
-20%
Out stock

This tool, the size of a credit card has many uses. Perfect for for your everyday carry. Keep one in your purse, wallet, and/or car.  Functions include: small flathead screwdriver (perfect for eyeglasses) nail/staple puller wire cutter small ruler (inches &...

$10.00$8.00
Tungsten Black Hole Model
New
-13%
Out stock

WE LAUNCHED THIS PRODUCT ON KICKSTARTER AND IT WAS FUNDED OVER 200% If you compress any amount of mass, it becomes denser. If you compress it enough, it will become so dense that light can no longer escape it—this size...

$40.00$35.00
Rattleback
New
Out stock

A rattleback is a type of spinning top that prefers to spin in one direction due to its unique semi-ellipsoidal shape. When spun in the wrong direction, it will automatically shift the momentum until it spins the opposite direction. This...

$2.50
Liquid-Filled Top
New
Out stock

We don't usually carry religious paraphernalia, but we had to make an exception for these liquid-filled glass dreidels. When spun, the colored water in the internal cavity exhibits interesting physics to keep the top spinning. Includes stand.Dimensions: 3" tall x...

$12.00
Solids of Constant Width (Set of 3)
New
Out stock

These solids of constant width behave like spheres. This is because, regardless of the peculiar shape, the diameter is still equal at every point. You can demonstrate this property by setting a flat object, like a book, on them and it will...

$9.95
Tippe Top (Aluminum)
New
Out stock

This spinning top has a surprising behavior. When spun, it will introvert itself to spin upside down until it loses momentum. This interesting gyroscopic effect is generally credited to surface friction. This small friction causes a torque which gradually rotates the...

$11.00
Tippe Top (Wood)
New
Out stock

This spinning top has a surprising behavior. When spun, it will invert itself to spin upside down until it loses momentum. This interesting gyroscopic effect is generally credited to surface friction. This small friction causes a torque which gradually rotates the...

$2.00
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
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