Level 1: The role of the crib 1. Provide a comfortable sleeping environment The crib can provide a comfortable sleeping environment for the baby, allowing the baby to sleep peacefully on a soft and comfortable bed. At the same time, the crib can also prevent the baby from rolling off the bed and ensure the baby\’s safety. 2. Promote bone development A suitable crib can promote the baby\’s bone development. For newborns, they need enough sleep time to support the normal development of all parts of their body and organs. A suitable crib can provide a supportive,