Support early learners, intervention groups, and special education students with this hands-on math workbook! Using simple black-and-white counters (●), students build a strong concrete foundation before moving to abstract computation. This resource includes scaffolded practice for: ➕ Double-Digit Addition (grouped counters, part–part–whole understanding) ➖ Double-Digit Subtraction (with and without cross-out for flexible strategies) ✖️ Multiplication: single digit (visual repeated sets) ➗ Divis