Finally, the 3.5" gets an upgraded storage capacity.
Last week I issued a challenge to design a book lamp like boutique ones made by Typewriter Boneyard but for a fraction of the cost. Lo and behold, user Richard made a beauty. Using three used books and light fitting parts found at a DIY store, he built this model with two hours of spare time and less than £15. A tip of the hat to you sir for putting together such
Altoid tin alterations are pretty popular among the hacking community, but this one takes it down in size. Using the Altoids Slim tins, Instructables user Joshua Zimmerman put together these bite-sized LED flashlights for under $5. With just a tiny bit of drilling and soldering, you could easily assemble a handful of these in an hour or two.