everything from tiny hand-held cutters to a hot-wire “table saw” for foam. We like the effort put into this one, though, and the possibilities it opens up. Thanks to [Keith O.] for the tip.

[Elite Worm] built a hot wire foam cutter that can cut any type of foam with ease, be it Styrofoam or grey craft foam. There are a ton of ways to heat up a taut piece of nichrome wire, but few of ...