Newborns · Babies · Toddlers · Children
Foundational motor milestones (0–5)
Core stability, movement, dexterity, and developmental warning signs.
Active bodies
Sports, Movement & Fitness
Explore physical skills first, then choose the guide that matches your child's age—from floor play to safe teen strength training.
Start here
Interactive tools
Motor skills explorer
Head control to running and balance: what's typical by age and when to call.
Open toolScreen vs. active time checker
See how a typical day balances screens, movement and sleep.
Open toolGrowth chart & percentile graph
Plot height, weight, head size and BMI on WHO/CDC curves and print a summary.
Open toolWell-child visit prep
A printable question checklist for your child's next checkup.
Open toolGuidance by age
Choose your child's stage
4 guides across every stage
Children
Coordination, handwriting & active play (6–10)
Balance, school-day stamina, and multi-sport development.
Pre-Teens
Pre-teen growth spurts & posture
Coordination and confidence while bodies change quickly.
Teens
Teen strength training & athletic safety
Training, recovery, injury prevention, and sustainable progress.
Explore another health pillar
Sleep Development & Behavior Nutrition, Feeding & Meals Mental & Emotional Wellness Illness & Everyday Care
Educational guidance only and not a substitute for individualized medical care. Contact your child's clinician for personal advice, and seek immediate help for emergency symptoms.