Knobbles cylinder is used to develop eye-hand coordination and to train the eye to perceive fine differences in dimensions
Sensorial activites are essential to the improvement of the child's fine- and gross-motor skills as well as discriminative skills. This is the learning area in which we use Montessori Materials most frequently as they encourage self-correction, allow children to see their mistakes clearly, and are heavily tactile, providing many opportunities for practicing manual dexterity.
Sensorial activities make use of various materials to develop one or more of the five senses in learning. For example, the child will learn the difference between rough and smooth by feeling the touch board with the hand he is comfortable in using.