Cute Math Ruler Arithmetic 1-10 Addition Subtraction Learning Ruler Scientific Rail Design Ruler Kids Education Toys Children Gifts

Clear numbers and accurate decomposition. Arithmetic learning, educational toy, durable, smooth.Analyze addition and subtraction to make children’s learning easier.It is a wonderful way to arouse your child’s interest in number cognition.In addition, your baby’s thinking can also be exercised a lot. Playing with your children will make them happy.This plastic ruler is a teaching aid specially designed for your child.Specifications:Material: PlasticColor: random colorSize: 24*5.3cmWeight: 40gUsage:Slide the ruler to select the numbers from the box, look at the numbers in the middle combination, and determine that the numbers in the box are the sum of the upper and lower numbers on the right.Note:1. Actual color may be slightly different from the image.2. Due to manual measurement, the size may have a difference of 0-1cm.Package Included:1 * Math Decomposition Ruler (Random Color)