Wooden Digital Decomposition Ruler Montessori Mathematics Math Toys Early Education Learning Puzzle Toys for Childrens

Features ★ The slider selects a number from the box and the circle sums up and down The moving board can calculate mathematical addition and subtraction ★ Clear figures protect the eyes high quality wood each piece of wood is carefully selected scientific chamfered smooth surface without burrs and will not hurt your fingers during the learning process ★ Mathematical enlightenment tool ★ The digital decomposition rule can be Double side 0 20 addition and subtraction which is a good help for children s mathematical enlightenment ★ Developing learning interests ★ This early childhood puzzle decomposition rule can make your baby not feel dull and bored while studying and easier to learn in deeper memory ★ Home and school can use it ★ In family education parents can be used to guide children In schools teachers can be used as teaching tools Specifications ★ Name Digital Decomposition Ruler★ Material Wooden ★ Application More than 3 years oldPackage Includes ★ 1 Digital Decomposition RulerNote ★ Please allow slight dimension difference due to manual measurement ★ Due to different producing batches product details might be a little different ★ Due to different monitors and different light the picture may not reflect the actual color of the item ★ Please consider the actual sizes given in the listing as the pictures are generally enlarged to show detail