This fun, mind-building 48-page book is made up of three types of puzzles that involve addition, subtraction, division, and multiplication as well as fractions and decimals. As students have fun solving these puzzles, they are sharpening their critical thinking, computational, and algebraic reasoning skills. This book's spiraling difficulty is designed to scaffold a student's conceptual understanding of the targeted operations from beginning to advanced achievement. Teaching suggestions and detailed solutions are included.