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Pop Top Lamp Shade

rainbow-lampshade

Update: Lots of folks have been asking about the fancy rainbow-colored shade in the new photo. It was made using the same techniques described in this article. The tabs are not painted; they are all recycled from cans that have factory-anodized color pull tabs. A few of them I collected... Read more »

Flash Capacitor

If you need a large capacitor, but you don’t want to buy one, grab your old camera and we can get a nice-sized one! *NOTE: There are loads of other things inside of a camera you can take, including a lens and an LCD display. Don’t toss these parts out! Read more »

Bulletproof Binder

OK, so it’s not, actually. Bulletproof, that is. But with 3/32″ aluminum sheet covers, nickel-plated steel piano hinges, and all-riveted construction, it’s a damn sight tougher than just about any other 3-ring binder you’re likely to encounter in the wild. Especially those crappy cardboard-shrinkwrapped-in-vinyl models most of us had to... Read more »

Harvesting Chemicals from a Battery

This tutorial shows how to take apart a spent zinc-carbon dry cell of the common household type. Besides making for an interesting object lesson in electrochemistry, taking apart a spent D-cell, for instance, allows you to salvage many materials which can be of use to amateur chemists–materials which would otherwise... Read more »