👶 Understanding Your Baby’s Motor Development Journey The human body develops in a beautiful head-to-toe progression during the first year. Here’s your milestone guide: 4 Months: Neck Development Baby can raise their head First major motor control milestone 6 Months: Spine Development Rolling over mastered Front to back and back to front movement 7 Months: Hip Development Independent sitting No support needed 9 Months: Knee Development Crawling begins Moving around independently 12 Months: Feet Development Standing up Preparing to walk Remember: Development always progresses head to toe! Whether your baby seems ahead or behind, this natural progression remains consistent.