This Mindware® learning toy is a youth or adult coloring book that makes a unique and interactive addition to your classroom supplies! Mystery Mosaics Coloring Books are filled with 18 amazing designs disguised as numbered squares. At first glance, you will have absolutely no clue what each completed image might turn out to be...follow the number guide, apply color, and watch the incredible mosaic picture take shape! This book will build the visual perception skills of the most creative puzzlers. Mindware's® incredible educational activities are excellent additions to your classroom teaching resources! Includes some fold-out pages for double the fun! 8 1/2" x 10 1/2"