Amateur carpenters who have laid out the cuts in a stair stringer (the zig-zag structural support for the steps) know the queasy feeling that bubbles up at the prospect of this job. There’s the simple ...

You need a framing square, a circular saw, a router, and a wood chisel to make perfect mortises. For the sake of discussion, let’s say you’re building a simple set of stairs for a deck, basement ...