Help your child to trace, write, and learn their first numbers with this unique early-learning book. Inside, each left-hand page has grooved number shapes for children to follow with their fingertips a tactile, sensory way to learn each number that creates a memory trace. They can put this memory trace into practice by picking up the wipe-clean pen that comes with the book, and using it to trace over and copy the number outlines on the right-hand, wipe-clean pages. A highly effective book that can be used time and time again on many levels to make learning numbers fun.