Montessori Imbucare Box with Triangle Prism This toy is great material for developing hand-to-eye coordination and basic logic skills in babies and toddlers. The objective of the exercise is to fit the object into a matching hole in the imbucare box. The child can then reach for the object through the hole in the door or figure out an easier alternative solution of opening the door and taking the object out. We provide 30 Day money return guarantee, as long as you find the purchased item is different from our listed description and condition.