To make a felt Christmas tree, you will need the following supplies: felt in various colors, scissors, hot glue or needle and thread, and a template for the tree shape. First, cut out the shape of the tree from the felt. Then, cut out smaller pieces of felt in different colors to make the decorations for the tree, such as stars, ornaments, and garlands. Hot glue or sew the decorations to the tree, and then hang it up to enjoy your festive creation. Happy holidays!