Chicco’s 3D Playground is a developmental playgym that transforms to accommodate your baby’s growth. When your baby is 3-6 months, the 3D Playground functions as a playmat and gym where your baby can develop hand-eye coordination. The 3D Playground functions as a crawling course for your baby from 6-12 months. The crawling course encourages your baby’s natural desire to be moving and crawling and will also help to develop motor skills. When your baby is 12-24 months, the 3D Playground functions as a 3D activity gym that helps your baby develop motor and sensory skills. The 3D Playground also features various mat materials, a detachable rattle, a removable hanging star and moon, and a removable port-hole cushion.