Make your own 3D Christmas tree card by using the free printable template below. The 3 dimensional tree pops off the page, but still folds down to be completely flat! Christmas Tree Card These 3D Christmas tree cards are SO PRETTY. And they're really easy to make! Can you believe the 3D trees are just made using folded squares of paper!? Seriously, they're super simple to make. Each card takes less than 15 minutes to put together. You can make a 5 piece tree (the green tree in my photos) or a 6 piece tree (the pink tree in my