Blank card puzzles are a self developing and fun tool for kids of all ages.

You can use them for drawing and painting with the ability to
draw on them using pens, crayons, or pencils, blank puzzles can be used
in a variety of ways to teach and reinforce different educational
concepts. By giving kids the freedom to draw or paint their own designs,
blank
puzzles allow for a wide range of creativity and imaginative expression.
Help to develop fine motor skills with blank puzzles, as drawing or
painting on small puzzle pieces requires hand-eye coordination and fine
motor control.