Item # 502718
Sharpen students' critical thinking skills, computational skills, and help develop their algebraic reasoning. The first book in the series (Level 1) focuses on addition and subtraction of whole numbers. The spiraling difficulty level is designed to scaffold a child's conceptual understanding of the targeted operations from beginning to advanced. Try one of these intriguing puzzles—and then try to stop! 48 perforated pages, for easy removal.