Infants need to be active and when they’re ready to crash let it be on an organic mattress from The Organic Mattress Store. Infants 3 mos. or younger, need 14-17 hours a day…including naps. Babies 4-11 mos. Give em 12-16 hours a day including naps. Kids 3-4 yrs old. Give em 10-13 hours a day sleep which will include a nap, and one hour screen time. Only at The Organic Mattress Store. 484-851-3636