But what should you do with all those cute, heart-c0vered cards after you get them? Try storing them in one of these adorable DIY Valentine's Day boxes ... to contain a gift or homemade sweets ...

These are free-to-download and print Valentine’s cards designed with cute Valentine’s Day themes. The unique twist? You get to color them yourself or gift them as a coloring activity!

Fold your blue card in half horizontally. Take your post box and place it on top of the blue card in the middle, and with a pencil trace around the letter slot so you have an outline on the card. ...