Just a simple print, really. Print one of the outer hearts to one of the spinners (the inner heart that has the posts on it). Easiest way to put it together is to insert the bottom post first, then slide the top in from one of the sides.
I made it for a gift for my daughter's Valentines day party at school. And if the kids happen to pull the pieces apart, they can easily be put back together.
The author marked this model as their own original creation.