Swooshable's Building School collect awesome LEGO resources that make you a better builder. Think of it as a library: there are many articles and resources produced by the community, but the scattered nature makes them very hard to find. This library of curated material wants to be your first stop when searching for LEGO knowledge.
If you're new to building LEGO, we've got a handy getting started guide. It navigates you through terms, concepts and other bits good to know.