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DIY Copper Cup From 3/4" Pipe
555 Timer : Universal PWM Controller
Bench Lathe 3 in 1 (Lathe - Sander - Grinder/Sharpener)
How to Make a Camera Support System From a Child's Skate.
SpectrumLED- an INSANELY Bright 200 WATT Variable Spectrum LED Panel
Articulating 70W Spectrum-Balanced LED Panel
Enhanced NRF24L01 radio with a DIY Dipole Antenna modification.
Easy 5$ Pocket Taser
Build a Microwave Transformer Homemade Stick/Arc Welder
plastic box jerky/biltong maker and dehydrator.
Making a 3D print of a real object using 123D Catch and Meshmixer
I've also done the same, but with cheap wooden toothpicks. If you need high tolerance, put three in a triangle around the screw (assuming the hole is big enough.) Handy for tightening up wobbly hinges. I'll try the steel wool idea next time though.
Turn Your Amazon Button Into A Phone-Finder
Wireless Doorbell - (Raspberry PI & Amazon Dash)
The Curiously Strong Trebuchet: A Pocket Sized Medieval Siege Engine
The Floating Arm Trebuchet
50w Supply with Halogen Lamp Transformer
Make ESP8266 REV-12 prototype friendly
ESP8266 as Arduino
Free Dynamic DNS Server with Esp8266 and OSD FOSCAM Webcam Interface
two ways to reset arduino in software
Internet Enabled Raspberry Pi Pet Feeder
Chimera: $60 DLP High-Res 3D Printer
Laser cutter, start slicing stuff for under 50 dollars
Scratch Built Fireball Shooting Tricopter
Adjustable auto-shutoff relay timer for high power applications
3 Things You Can Make From Shower Curtain Rings
Raspberry PI night vision goggles.
Easy Science Fair Project
real green eggs (and ham)
Bench Power Source
Diffused Glue Stick Lamp
Simple Transistor Tester
Pinball Playfield Rotisserie
ESP8266 Wifi Temperature Logger