- Lot of 4 blocks with cylinders varying in height and/or diameter in each block. Made of high quality wood. - To help develop the child visual discrimination of size, volume, thickness and height. To develop eye and hand coordination and enhance fine motor skill - To help develop the child's visual discrimination of size. Indirectly, to prepare the child for writing, through the handling of the cylinders by their knobs. Indirectly, to prepare the child for later work in Mathematics, through observation of the regular differences in the cylinders.
