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Freeze Crystal Clear Ice Balls for Cocktails
Cool your next cocktail with large, beautiful spheres of ice made with this simple technique.

Monitor Light Pollution with Photodiodes
Create a simple light detector to create a light pollution survey of your town or county to find out where your local dark sites are.

It rides a monorail of string, streams video, and is remote-controlled from my phone... It is my very own 3D printed skycam.

Build a Persistence-of-Vision LED Globe
This isn't your typical schoolroom globe... Create a Persistence-of-Vision LED Globe to display a map, a skull, or message.

Laser-Cut Patterns in Nori for Stylish Sushi
If you want to take your sushi rolling from dull to dapper, you can add fun designs straight to the nori with a laser cutter.

Create a Faux Neon Sign with EL Wire
Bend EL wire to create safe, affordable glowing words and graphics.

Build a Simple Transistor-Amplified Touch Switch
Learn the history of the tech that gave us radio, TV, computers, and the Marshall stack — and then build a touch switch to explore how amplification works.

Use BITalino to Graph Your Biosignals and Play Pong!
The BITalino is great for biohacking — hook up the sensors and play Classic Pong with a swing of your wrist.

Add Texture to Fabric with 3D Shibori Techniques
3D Shibori lets you add texture and flexibility to fabric with thermoplastic qualities. It's easy and requires minimal supplies.

Hack a Typewriter to Tweet What You Type
Who doesn't love the mechanical feel of typing on a typewriter? Two brothers hacked a typewriter to tweet out the messages they typed.

Build a “Tantalus Cup” with a Hidden Siphon to Prank Your Friends
Learn this party trick first pioneered by the ancient trickster/tinkerer Ctesibius. The siphon in this cup will quickly teach you a lesson in moderation.

Crochet Your Own Adorable Amigurumi Resistor
What a better way to show your love of electronics (and help you remember ohm values) than crocheting your own amigurumi resistors.