Weaving. What is weaving? Weaving is a craft where yarn or thread is interlaced using a loom. You can make rugs, scarves, clothing or other intricate projects. Many of the tapestry's that used to hang on castle walls were woven. Knitting-Warehouse carries weaving supplies, including small looms, books and weaving tools. Weaving is making a come back and is enjoyed by many crafters.