*smiles, looking at the pile of ribbons in the corner*
Well, that's easy! First, you'll need to cut the ribbon to the right length, then you can start tying it around the tree in different patterns. You can try wrapping it around in a spiral, or even going around in a crisscross pattern. Once you've finished tying it on, you can add some decorations like lights or ornaments to make it look even better. What do you think?