Knobbed Cylinder Blocks ABCD

Product Description: The set consists of 4 wooden blocks which contain 5 knobbed cylinders each of varying dimensions:  Block A: The cylinder’s height is the same. The diameter increases from thin to thick. Block B: Starting from the smallest, all cylinders increase in its three dimensions; height, width and diameter.  Block C: The cylinders increase in height while at the same time they decrease in diameter.  Block D: All cylinders have the same diameter but they increase only in height. Material: woodSize:15.2cm x 4cm x 3.5cmNot suitable for children under 3 years old (small parts).Educational and Fun go hand in hand: This Montessori material forms part of the Sensorial Area which Dr. Montessori emphasized as crucial in a child’s senses development from ages 3 to 6. It is an educational toy that focuses on the child’s visual ability to recognize sizes and place each cylinder in its correct hole. This wooden toy also helps the child work on his fine motor skills as he practices the us