How cute is this - your very own personalized, homemade Valentine hearts. So much better than store bought cards and a great activity to do with your wee ones. You can use origami paper or whatever scrap paper you have around the house, as long as it is a perfect square (in most cases). There are some helpful websites out there to help you, according to your skill level. Here is a great tutorial for one type. And this site has even more options with easy to follow diagrams and animation.
Want to know an easy way to make square paper from a typical 8 1/2 x 11 sheet? See here: