Print-on-demand board and card games. This is so awesome.

The Economist thinks rapid prototyping will be a big deal.

Lovely.

Decently priced cables of all kinds.

It's like an industrial lego set: interchangable parts that create 50 machines -- one of everything you need to build a self-sufficient farming community.

Gorgeous moss terrariums that need almost no watering.

"True modular site constructed pre-fabricated housing system". Absolutely beautiful

Grad student Limor Fried open-sources the plans to all kinds of fun projects: frequency jammers, iPod portable juice, etc.

Rapid physical object prototyping: send in an EPS and get the materials in the mail.

String, washer, bolt. That's it. And it fits in your pocket.

Waterproof any electronic device. Awesome bit of travel knowledge. I'm thinking this might work great for a cell phone.

Grow potted plants easier.

Absolutely gorgeous use of old fluorescent tubes.

Taking old discards and using them in useful new ways.

Really easy way to make sweet journals with reclaimed (or normal) paper, Elmer's glue, and a couple of photographs for a classy cover.

It's way easier than you think.

Score another one for the simplest possible solution.

Framed photos that change depending on which angle you look at them from.

Tips on travel shooting from Caves to Cafes, Mona Lisa to Monasteries.

Does what it says on the box. Sound good saying "A steel seal searches childish snakes for chewy chocolates" on the cheap.

Lens hoods, those round plastic rings that sit at the end of your SLR’s lens, are great at preventing lens flare when shooting in sunlight. But they're surprisingly expensive. So Paul Mutton created a whole series of printable, foldable, paper lens hood

Smart, sleek 10x10 square prefab homes that don't need a foundation, and are prewired.