Usborne wipe-clean | Kirsteen Robson Full of wipe-clean puzzles and activities, which can be used again and again - perfect to practice pen control. Join the animal friends as they encounter all kinds of exciting vehicles. Use the special pen provided to solve mazes, trace the dotted lines, finish dot-to-dot pictures and spot differences, then wipe the pages clean and do them all again. This fun book is a perfect way for young children to develop vital counting, observation and pen control skills.