Looking for a fun winter-themed centerpiece to whip up for an upcoming birthday party or winter themed celebration? Give this DIY cardboard stand-up polar bear a try, and you’ll put smiles on every face! Of course, you can make this polar bear any size that suits your table, but if you go big, well that certainly fills more space and makes more of a statement— more bang for the buck if you will! While you can certainly make a whole family of polar bears in different sizes, which could be just adorable, you can also choose to make some cardboard huskies, which is also super adorable and a great contrast…