Tummy time birth to 3 months. Tummy time is safe to begin the first couple weeks being home.
3-Month-Old Baby's Developmental Milestones & Tips To Support
Learning Activities for 3 Month Old Babies - How Wee Learn
1-, 2-, and 3-Month Baby Milestones to Know
Pathways.org - Baby's gaining some good head control
Bodywork: Gentle exercises, tummy time and massage for babies — Lactation Solutions of Princeton
Tummy Time: When To Start And What To Do - The Everyday Mom Squad
Tummy Time at 4 Months, 4-Month-Old Tummy Time
Tummy time for babies: in pictures
Tummy time for babies: in pictures
Tummy Time: 9 Tips to a Successful Tummy Time Experience - Noodle Soup
Tummy Time Tips, What You Need to Know About Tummy Time
35 Therapist-Approved Tummy Time Tips & Activities!