When is a hot glue stick not a hot glue stick? When it’s PLA, of course! A glue gun that dispenses molten PLA instead of hot glue turned out to be a handy tool for joining 3D-printed objects together, ...
There are several adhesives that can hold pieces of wood together without screws or nails. The cheapest and most commonly available is plain old white glue, similar to the Elmer’s we used in school.