There’s still time to make a little Valentine craft with your kids this year, and this easy child-friendly canvas and paint project may just be the ticket. With the aid of a few other moms and teachers, I helped sixteen preschoolers create their own fingertip heart prints yesterday at my son’s school party, and each child’s unique take on the project was a success. Some went with the dotting method, some picked the smearing approach, and then some just went all out freestyle; but they all used their fingertips to paint, and on the back of every canvas was this sweet saying I penned ahead of time: I made this little heart with fingertips of…