Montessori materials tracing reversible board for 2 hands

One-sided Interhemispheric (didactic) boards or labyrinths are educational toys designed to train both hemispheres of the brain. As a result of the passage labyrinths at the same time with different hands, improved the interaction and synchronization of the left and right hemispheres of the brain. Exercise affects the corpus callosum, as a result, perception, long-term memory, hand movement coordination, fine motor skills develop, and the process of reading and writing are facilitated. How to use? The child trace stick, finger or takes marbles (balls) and inserts it at the beginning of the labyrinth, passes the entire labyrinth, first only with his right hand, then with his left hand, and then with both hands at the same time. Both hemispheres of the brain are involved in the work and they are synchronized.