Wipe Clean Picture Puzzles Author:Roger Priddy From tricky mazes, to spot-the-difference, to odd-one-out, Wipe Clean Picture Puzzles is packed with all kinds of picture problems to solve that help your preschooler develop pen control, matching, sequencing, drawing, and many other essential preschool skills. Using the special dry-wipe pen included, all the activities can be completed, wiped a... more »way, and repeated for hours of early learning fun!« less