The developmental book "1000 and 1 Puzzle" - mazes, find the differences, find the odd one out, continue the series, word searches, crosswords, counting tasks, sudoku, decode the phrase, find hidden elements in the picture and many more. A4 format, soft cover, 80 pages, color illustrations. A variety of tasks will help the child not only have fun but also develop logical thinking, memory, attention, and creative imagination. Our book is an excellent trainer for developing thinking, attention, memory, and fine motor skills. By solving tasks, the child trains memory, develops imagination and spatial thinking, attention to detail, practices counting, and prepares the hand for writing.