Do you guys usually do something special for your kid's classmates or do traditional valentines cards?
You could send in heart shaped rice crispy treats topped with heart sprinkles! Source and tutorial (Lollipop sticks - buy here - link)
Even if you aren't into making hand painted cookies... why not do a treat cone filled with candy! Source
Cute "heart" (strawberry slices!) in jello would be a good (and easy) treat to send in, too! Source and recipe
These surely have my vote! Make cinnamon buns (from the package baby!) into heart shapes! Source and tutorial
Party add on!
Making cupcakes? These carries would be the perfect gift box! purchase here - link