Thoth Montessori Knobbed Cylinder Socket Montessori Materials Wooden Cylinders Ladder Blocks Educational Wooden Toy Montessori Education Toy Family Version

Training kid's visual discrimination of high and low, big and small. Large wooden knobs for easy grasping; Small size: Include 4 sets cylinder block with socket, cylinders varying in height and/or diameter in each block, Measurement of each socket: 5.8*1.6*1.4in; Through observation, logical reasoning, analysis and other forms of thinking, help children learn to reason, draw conclusions; This montessori material can be used as teaching tools in school, homeschool, or early childhood development; Your purchase is backed by our exclusive 30 day manufacturer warranty - we will offer a free replacement or refund if any defect caused during product production and delivery.