Math Practice Number Rolling Stamp Addition And Subtraction Question Within 100 Teaching Questions Digital Roller Stamp

High-concerned chemical : None is_ : No Set Type : No Type of : No Use : children's toy Material : Rubber Type : Roller Stamp Model Number : Roller Stamp

: Mainland China Type: : Roller Stamp Material: : PVC Color: : Pink, Blue Stamp size: : 44x30x48mm/1.7*1.2*1.9in Model: : Addition, Subtraction

Brand New and Name: Mathematics Teaching Roller Seal Type: Roller Stamp Material: PVC Color: Pink, Blue Stamp size: 44x30x48mm/1.7*1.2*1.9in Model: Addition, Subtraction Blot: 20x4mm Package Included: 1 * Math Teaching Rolling Seal 1 * Ink Features: 1.Adjustable numbers, gently scrolling, quick questions, no need to pay high prices for math questions. 2.Rotate and adjust the column type, can adjust 10 different queue methods. 3.Primary school students make one page a day to improve the speed and accuracy of oral arithmetic, cute and practical. 4.The imprint is clear, and it dries and does not fade after printing. Add printing oil, which can be used repeatedly, easy to use and fun.