Brain Improvement Device For Kids Draw Brain Improvement Device For Kids Roller Digital Teaching Stamp For Addition Subtraction Multiplication Division5ml Features: Quick and Convenient：With our design, you can adjust the column type and choose from 10 different queuing methods and 100 different ways of using the column type. Ink Refillable & Can Be Reusable ：The math roller stamp for kids can be reused after adding ink, the imprint is clear, the color does not fade or .You can drop 5-6 drops and let it for a few minutes Fun and Interactive Learning: Our adjustable roller stamp make learning math a for kids! They'll love rolling out problems and finding the answers Device: Our roller stamp multiplication and division, making it a versatile tool for any math lesson Time and Effort: No more math prep! With our roller stamp, gently scrolling, ccan efficiently and quickly print out math questions within 100 Product Description: Brain Improvement Device for Kids, Draw Brain Improvement Device for Kids, Roller Digital Teaching Stamp for Addition Subtraction Multiplication Division5ml Material: Plastic Color: as the picture shows, (Due to the difference between different monitors, the picture may have slight color difference. please make sure you do not mind before ordering, Thank you!) Package weight: 70g Package size: 6x6x4cm,(Please allow 1-3mm error due to manual measurement. please make sure you do not mind before ordering.) For more good-looking and affordable items, please search or click the brand：Poaug Material:Plastic Assembled Product Dimensions (L x W x H): 2.36 x2.36 x1.57 Inches Contain: 1*Seal, 1*Ink Office Supplies,Craft Supplies,Stationery Set,Office Stationery,Crafting Tools,Notebook and Planner,Office Organization,Stationery Essentials,Crafting Paper,Office Desk Accessories,Stationery Kit,Art Supplies,Office Planner,Crafting Tape,Stationery Bundle,Office Labels,Crafting Stickers,Desk Organizer,Writing Instruments,Office Decor,Craft Scissors,Stationery Supplies,Office Notepads,Crafting Glue,Paper Clips,Stationery for School,Office Folders,Craft Paper Pack,Stationery Organizer,Office Markers,Crafting Stamps,Stationery Accessories,Office Binder,Crafting Punches,Sticky Notes,Office Writing Tools,Crafting Embellishments,Stationery Collection,Office Stapler,Crafting Kits,Stationery for Writing,Office Pens,Crafting Supplies Kit,Stationery for Letter Writing,Office Tape Dispenser,Crafting Brushes,Stationery for Journaling,Office Paper,Crafting Templates,Stationery Gift Set,