Embodiments presented herein are generally directed to techniques for compensating for tonal deafness experienced by a recipient of an auditory prosthesis. Other various embodiments are also provided herein. A doorway at the back end allows access to an interior aisle between the storage and display spaces. The education methodology may also include a curricular component that is directed toward fostering parent and child interaction and teaching by adolescent parents to their young children. The active ingredient is at least one compound of the group consisting of flavors, fragrances, vitamins or coloring materials.