Table of Contents
Home Improvement
Making a Motorized Secret Entrance 2
How to Build an Earthbag Dome 4
Automated Pop-up Kitchen Spice Rack 8
How to Build an Octagonal Deck 9
Air-Powered Star Trek Style Door 14
Make a Hardwood Floor that Looks 3D from Your OWN Trees 16
Tech
Cloning Sheep 22
The Droidalyzer-An Open Source, Bluetooth Alcohol Detector Accessory for Android Phones 23
Candied LEDs 25
Aurora 9x 18 RGB LED Art 26
Interactive LED Table 30
Digital Window Sticker (Arduino Controlled) 32
Clap-Off Bra 38
Turn Signal Bike Jacket 42
HDDJ: Turning an Old Hard Disk Drive into a Rotary Input Device 46
1300 Lumen Bike Light 49
The Eyewriter 2.0 53
Ride
Side by Side Bicycle 60
10 HP Hovercraft 62
Gravity Bike 66
Drainage Luge 71
Popsicle Stick Longboard Deck 72
Pencil Bike 74
Tall Amphibious Couchbike 77
Robots
Tree Climbing Robot 80
Groovin' Grover: A Microcontroller-Based Marionette 86
Build A Mobile Bar-BaR2D2 91
Build an Autonomous Wall-E Robot 97
Clocks
The Worldclock Grew Up! 101
Lantern Clock 105
Lunchtime Clock 108
Linear Clock 110
Computer
Vintage Radio Computer Tower 119
Privacy Monitor Hacked from an Old LCD Monitor 121
How to Build Your Own USB Keylogger 123
USB Typewriter 125
Mineral Oil Submerged PC 131
Mouse Mouse! 133
Duct Tape 20-Sided Computer Server 135
Art
Projection Bombing 138
Giant Squid Sculpture 143
Electro-Graf 145
Spin Painting Wheel 150
Building a Ship in a Bottle 152
Steampunk Goggles: 157
Green
The Algae Experiment: How to Build Your Own Algae Photo-Bioreactor 161
Convert your Honda Accord to Run on Trash 165
Solar Powered Trike 172
Make Your Own Biodiesel Processor 174
Solar Kiln 176
How I Built and Electricity-Producing Wind Turbine 180
Plastic Smithing: How To Make Your Own HDPE Plastic Anything (DIY Plastic Lumber) 185
Building a Vertical Axis Wind Turbine (VAWT) 186
Science
Star Map 190
Homebuilt 6" F15 Refractor and Mount 197
Air Quality Balloons 199
Giant Fresnel Lens Deathray: An Experiment in Optics 202
The Rubens' Tube: Soundwaves in Fire! 209
Build a 15,000 rpm Tesla Turbine Using Hard Drive Platters 214
Tools
Pocket Laser Engraver 217
Revive Old Nicad Batteries by Zapping Them with a Welder 221
Mini Metal Lathe 222
Make a Good, Cheap, Upgradeable Sheet Plastic Vacuum Former 226
Converting an Inkjet Printer to Print PCBs 232
The Smallest Workshop in the World 237
Food
Bacon Roses 242
Rubik's Battenburg Cake 243
Tooth Cupcakes 245
Bowl of Worms, Anyone? 246
Chocolate Nut Assortment 247
LeGummies Brick-Shaped Gummy Candies 249
Lactofermented Granola 253
Quilt Cookies 255
Furnish
Rubik's Cube Chest of Drawers 258
Building a Dump Truck Bed 262
High Functioning Coat Hooks 266
The Micro-Bus Bunk Bed and Playhouse 267
Mason Jar Candle Chandeliers 272
Moresque Lampe 274
Adjustable Modular Furniture 276
Wine Barrel Beer Table 278
Bottle Cap Table with Poured Resin Surface 280
Compass Table 282
Tennis Ball Chair 285
Pacman Pouf 287
Skateboard Table 290
Nine Square Chair 293
Photography
Super Awesome Digi-Cinema Camera Rigs 296
Budget Launch: Aerial Video Balloon 301
Time Lapse Dolly 302
How to Make a Snorricam 306
Digital Holga 308
Laser Triggered High Speed Photography 309
Crafts
Quilted Mad Tea Party Set 313
Carving a Lattice and Acanthus Pattern on an Emu Egg Shell 317
Making a Custom Platinum Diamond Engagement Ring 320
Conductive Fabric: Make Flexible Circuits Using An Inkjet Printer 322
Identity Preserving Balaclava 324
Rhino Trophy Head 326
Nickel Ring/Pendant 328
How to Make a Brass Bird Cage Dress 330
Tatted Mask 335
DIY Cufflinks 337
Costumes
Fully Functional Camera Costume 341
Full-Size Power Loader Costume from Aliens 346
Inspector Gadget Costume with Motorized Helicopter 350
[Real Life] Big Head Mode 355
Werewolf Costume 359
Can Suit 364
Catahedron Costume 366
The Ultimate T-Rex Costume 368
Games
USB Biofeedback Game Controller 371
DIY Android Ball Maze 375
An Introduction to the Android ADK LED Pinball Coffee Table 380
How to Build an Arduino Powered Chess Playing Robot 382
Magnetic Acrylic Rubik's Cube 387
Giant NES Controller 389
Fun
Gigantic Bubble Generator 393
Iron Man Model Rocket 398
Magnetic Silly Putty 403
Build a Net Gun 404
Giant Match 413
Home Snowmaker/Snowgun 418
Make a Vacuum-Cleaner Bazooka 420
Kinetic Marble Track 421
Wood-Fired Ocean Hot Tub 425
Flamethrowing Jack-O'-Lantern 427
Sound
Build Your Own Marimba and Wrap Your Own Mallets! 432
The Homewrecker 436
How to Build Custom Speakers 439
Suitcase Picnic Table and Speaker System 447
A Carbon Fibre Violin I Made from Scratch 450
Building my First Bass Guitar 452
Build a Fiberglass Subwoofer, 459
Start to Finish Tree Speakers 462