Object Permanence Box With Tray, Ball Drop Box, Montessori Toy,Montessori Learning Materials,Baby & Toddler Montessori Sensory Toy The object permanence box is often found in the Montessori infant/toddler environment. It is introduced to children when they are old enough to sit up without assistance, generally. Generally at around 8-9 months of age children begin to gain awareness of object permanence. The Montessori Object Permanence Box helps the child to develop the sense of object permanence, often by placing a ball in a wooden box, where it will disappear then reappear again in the drawer or tray. The direct aim of the material is to help children develop their sense of object permanence. It also indirectly helps them develop focus and concentration and gives them practice developing fine motor skills through the whole-hand grasp. This wooden toy box is ideal for kids developing coordination of movement, hand dexterity, small motorics and concentration skills. Good montessori toy for teaching kids shape and matching ability. Good for cultivating kids intelligence development, sensory interaction. Made from birch tree plywood and covered with non-toxic and eco-friendly beeswax. Disclaimer: Please be aware that the capabilities of each child are different. This is an educational product, and it is advised that this item be used with adult supervision.