4 in 1 Math Roller Stamp Set, 2PCS Math Stamp Roller, Randomized Addition Subtraction Multiplication Division Practice Tool,Roller Digital Teaching Stamps W/Refill Ink,Fun Math Gift for Kids Classroom

• 【4 IN 1 MATH ROLLER STAMP】 Math roller stamp set supports addition subtraction multiplication and division practice; math stamp tool helps kids build essential arithmetic skills; perfect math learning tool for daily practice
• 【RANDOMIZED MATH PROBLEM GENERATOR】 Adjustable roller design creates endless math problems by simply scrolling; math stamp roller avoids repetition and keeps kids engaged; ideal for improving calculation speed accuracy and confidence
• 【REFILLABLE INK LONG LASTING USE】 Built in refillable ink system with included ink bottle; reusable math stamp reduces waste and supports long term classroom and home use; smooth printing for clear and consistent numbers
• 【EDUCATIONAL TOY FOR KIDS LEARNING】 Fun math learning toy for preschool and elementary kids; helps develop early math skills hand eye coordination and focus; great for homeschooling classroom teaching and tutoring sessions
• 【COMPACT PORTABLE CLASSROOM TOOL】 Lightweight and compact size fits school bags and desks; easy to carry and use anywhere; ideal math teaching aid for classroom activities homework practice and travel learning

Size: 7.3 x 7.3 x 6.5 cm (2.87' x 2.87' x 2.56'), Package list: Per Set: Stamp *1 and Ink *1