this would be cute to let the kids color different the cut outs, hole punch and string. or when their older, leave blank and let people that attend there birthday party write wishes and then they can hang them up in their room.
Origami is a little tricky for them because they don't have the dexterity, but with a little help they made origami bookmarks and christmas trees as an activity. They had fun with it. Folded Paper Heart Book Page Marker – DIY