Show items: 1 - 95
Infectious Disease Balls
$4.99
Book of Secrets
$5.99
Grow Your Own World's Hottest DIY Pepper
$5.99 - $15.99
sugru Hacking Putty
$17.99
Digital Protractor
$19.99
DIY Lover's 54 Bit Driver Kit
$29.99 - $59.99
Magnetic Project Mat
$14.99
24 Port USB Monster Hub
$49.99
Quantum Bits
$19.99
Pocket Microscope
$12.99
Theremin Mini Kit
$39.99
Ferrofluid Magnetic Display
$29.99
I void warranties
$17.99 - $20.99
Bubble Wrap Suit
$14.99
Fly Stick Van de Graaff Levitation Wand De...
$19.99 - $24.99
Element of Surprise
$14.99 - $16.99
USB Plasma Ball
$14.99
Instant Snow
$3.49 - $12.99
Equation Watch
$29.99
Grow Your Own Coffee
$9.99
Schrödinger's Cat
$17.99 - $19.99
Magnetic Accelerator Cannon
$29.99
2+2=5
$14.99 - $16.99
I do all my own stunts
$18.99 - $19.99
Edge Robotic Arm Kit
$49.99
Luminglass
$39.99
![Avengers "Iron Man" MAGTITAN NEO LEGEND Power Band](http://a.tgcdn.net/images/products/thumb/largesquare/eecd_avengers_ironman_neo_legend_power_band.jpg "Exactly like the Power Bands seen in "The Avengers" - worn by Tony Stark.")
Portal 2 Interactive Gels
$14.99 - $39.99
The Classic Radiometer
$12.99
DIY Nixie Tube Thermometer Kit
$179.99
Obey gravity. It's the law!
$17.99 - $19.99
For Science!
$17.99 - $19.99
Holy Crap You Guys It's a Rock From Mars!
$24.99 - $99.99
Khet 2.0 Laser Game
$11.99 - $37.99
KGB Disappearing Ink Pen
$14.99
SunArt Paper Kit
$6.99
8GB Steampunk Thumb Drive
$29.99
Rear View Spy Sunglasses
$12.99
Classic Ornithopter
$9.99
DNA Molecule Plush
$29.99
Inventor's Kit for Arduino
$94.99
Blood Bath Shower Gel
$8.99
Ball of Whacks
$29.99
Beginner Solder Tool Kit
$15.99
Water Powered Clock
$11.99
Mind Hacks
$24.95
Johnny
$17.99 - $19.99
Muscle Wire Moving Hand Kit
$29.99
Office Weapons
$14.95
Backyard Rockets
$12.95
iMSO-104 iPad Oscilloscope
$299.99
MintyBoost Kit
$19.99
North Paw Directional Anklet Kit
$159.99
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