BowLift | Math Learning Stamp for Children – Practicing Types of Calculation Playfully Amount:Math rollers 4-piece set (basic arithmetic) Size of stamps: 30 ×

Size of stamps: 30 × 17 mm

Length: 4'11" (150cm) 5'11" (180cm) 7'11" (240cm) 9'2" (280cm)

Heavy-Duty Construction

Surface: Black Chrome

Simple Operation

BowLift | Math Learning Stamp for Children – Practicing Types of Calculation Playfully Amount:Math rollers 4-piece set (basic arithmetic) Size of stamps: 30 ×This handy Math Stamp Set features a set of four rollers for addition, subtraction, multiplication, and division. With just a roll, clear problems are produced, making it ideal for practicing, assisting, and enjoying mathematics. It is refillable and reusable. Advantages: All operations included addition, subtraction, multiplication, and division Fast & effective just roll instead of complicated setup Quickly dries crisp print, no smudges Compact &