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Show items: 1 - 80

DIY Guitar Pick Punch

DIY Guitar Pick Punch

$24.99

DIY Juice to Alcohol Kit

DIY Juice to Alcohol Kit

$12.99

H2O Instant Water Candle Kit

H2O Instant Water Candle Kit

$3.99

PC Case Badges

PC Case Badges
Sale Tag

$0.99 - $1.99

Save up to 50%

Pocket Ref, 4th edition

Pocket Ref, 4th edition

$11.99

Grow Your Own World's Largest Tree

Grow Your Own World's Largest Tree
Sale Tag

$6.99 $8.99

Save 22%

"Wire Glue" Conductive Glue

"Wire Glue" Conductive Glue

$3.99

Pocket Chainsaw

Pocket Chainsaw

$29.99

LED Magnetic Digital Graffiti

LED Magnetic Digital Graffiti

$12.99

sugru Hacking Putty

sugru Hacking Putty

$17.99

Seed Bombs Throw and Grow Plants

Seed Bombs Throw and Grow Plants

$4.99

Da Vinci's Wood Catapult Kit

Da Vinci's Wood Catapult Kit

$19.99

I void warranties

I void warranties

$16.99 - $19.99

Third Hand Adjustable Parts Holder with Magnification

Third Hand Adjustable Parts Holder with Ma...

$7.99

Star Wars: The Jedi Path - Jedi Training Manual

Star Wars: The Jedi Path - Jedi Training M...

$19.95

Switch Modular Pocket Knife

Switch Modular Pocket Knife
Sale Tag

$39.99 $79.99

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Sneakiest Uses for Everyday Things

Sneakiest Uses for Everyday Things
Sale Tag

$9.99 $10.99

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MagnoGrip

MagnoGrip

$14.99

Candwich Canned Sandwich

Candwich Canned Sandwich

$4.99

Wooden Catapult and Trebuchet Kits

Wooden Catapult and Trebuchet Kits

$19.99 - $34.99

At Home Mushroom Growing Kit

At Home Mushroom Growing Kit

$19.99

The Unofficial Game of Thrones Cookbook

The Unofficial Game of Thrones Cookbook

$19.95

Origami Sets

Origami Sets

$8.99

Mini Weapons of Mass Destruction

Mini Weapons of Mass Destruction

Sale Tag

$15.99 $16.95

Save 6%

DIY Wooden Knife

DIY Wooden Knife

$11.99

Static Electricity Eliminator

Static Electricity Eliminator

$9.99

DIY Zombie Customizable Action Figure Kit

DIY Zombie Customizable Action Figure Kit
Sale Tag

$29.99 $59.99

Save 50%

GeekDad - Geeky Projects for Dads and Kids

GeekDad - Geeky Projects for Dads and Kids

$16.99

Sneaky Uses for Everyday Things

Sneaky Uses for Everyday Things

$9.99

Building Brick iPod Speakers

Building Brick iPod Speakers

$9.99

DIY Chocolate Bar Kit

DIY Chocolate Bar Kit

$9.99

DIY case for iPhone 4

DIY case for iPhone 4
Sale Tag

$15.99 $20.00

Save 20%

Stainless Steel Digital Calipers w/ LCD Screen

Stainless Steel Digital Calipers w/ LCD Sc...

$14.99

Workstation Repair Tool Kit

Workstation Repair Tool Kit

$69.99

Cooking for Geeks

Cooking for Geeks

$34.99

WoolPets Felting Kits

WoolPets Felting Kits
Sale Tag

$9.99 - $18.99

Save up to 50%

I void warranties - Kids

I void warranties - Kids

$12.99

DIY Electronics Design & Projects Kit

DIY Electronics Design & Projects Kit

$49.99

Build Your Own Stonehenge Kit

Build Your Own Stonehenge Kit

$6.95

Grow Your Own Banana Tree

Grow Your Own Banana Tree

$9.99

Wooden Ballista Kit

Wooden Ballista Kit

$24.99

The Hungry Scientist Handbook

The Hungry Scientist Handbook
Sale Tag

$14.99 $16.95

Save 12%

Mini Weapons of Mass Destruction 2

Mini Weapons of Mass Destruction 2

$16.95

I Never Finish Anyth

I Never Finish Anyth

$16.99 - $18.99

Minifigure Customization

Minifigure Customization

$9.95

The Geeks' Guide to World Domination

The Geeks' Guide to World Domination
Sale Tag

$11.99 $13.95

Save 14%

The Sneaky Book for Girls

The Sneaky Book for Girls

$11.99

DIY Drinking Strawz

DIY Drinking Strawz

$9.99 - $24.99

The Geek Dad Book for Aspiring Mad Scientists

The Geek Dad Book for Aspiring Mad Scientists

$17.99

Bare Paint Conductive Paint

Bare Paint Conductive Paint

$29.99

Flexible Shaft Ratcheting Screwdriver

Flexible Shaft Ratcheting Screwdriver

$19.99

Knit-a-Ninja

Knit-a-Ninja
Sale Tag

$5.99 $7.99

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Crystal Growing Kit

Crystal Growing Kit

$14.99

Root Beer Brewing Kit

Root Beer Brewing Kit

$26.99

How to be a Genius

How to be a Genius

$12.95

Electronic Gadgets for the Evil Genius

Electronic Gadgets for the Evil Genius

$24.95

Ethernet Loopback Jack

Ethernet Loopback Jack

$7.99

reverse engineer

reverse engineer

$16.99 - $18.99

Grow Your Own Sweet Leaf

Grow Your Own Sweet Leaf

$14.99

Touchless IR Thermometer

Touchless IR Thermometer

$39.99

LED Flashing Sweetheart Kit

LED Flashing Sweetheart Kit

$9.99

Classic Video Table Tennis Kit

Classic Video Table Tennis Kit

$19.99

Build Your Own Easter Island Kit

Build Your Own Easter Island Kit

$6.99

Angry Birds Bad Piggies’ Egg Recipes Cook Book

Angry Birds Bad Piggies’ Egg Recipes Cook ...
Sale Tag

$9.99 $15.00

Save 33%

Sneakier Uses for Everyday Things

Sneakier Uses for Everyday Things
Sale Tag

$9.99 $10.99

Save 9%

The Sneaky Book for Boys

The Sneaky Book for Boys

$11.99

Absinthe & Flamethrowers: A Guide to Living Dangerously

Absinthe & Flamethrowers: A Guide to L...
Sale Tag

$14.99 $16.95

Save 12%

DIY - I Love You Bean

DIY - I Love You Bean

Out of stock!

$4.99

The Practical Pyromaniac

The Practical Pyromaniac

$16.95

Star Trek: U.S.S. Enterprise Haynes Manual

Star Trek: U.S.S. Enterprise Haynes Manual

$26.99

Super Sneaky Uses for Everyday Things

Super Sneaky Uses for Everyday Things

$12.99

ScanGauge II Automotive Computer

ScanGauge II Automotive Computer

$159.99

Papertronics DIY Lunar Landers

Papertronics DIY Lunar Landers
Sale Tag

$11.25 $14.99

Save 25%

Made by Hand

Made by Hand
Sale Tag

$11.99 $15.99

Save 25%

First Time Gear Clock

First Time Gear Clock

$14.99

LEGO Mindstorms NXT 2.0

LEGO Mindstorms NXT 2.0

Out of stock!

$279.99

Show Me How

Show Me How

Out of stock!

$23.99

iMSO-104 iPad Oscilloscope

iMSO-104 iPad Oscilloscope

$299.99

Smart String Tape Measure

Smart String Tape Measure

Out of stock!

$11.99

DIY Nixie Tube Desk Clock

DIY Nixie Tube Desk Clock

Out of stock!

$149.99

Show items: 1 - 80