Milestones by Age
The firsts and the little moments worth celebrating at every stage — baby, toddler, little kid, big kid and teen.
4-Year-Old Milestones: Development & Memory Ideas
The CDC's 4 year old milestones, how preschoolers develop, activities that help and memory ideas for age four.
When Do Babies Walk? First Steps Guide
When babies walk, the stages before first steps, how to help, why to skip walkers and when to talk to your pediatrician.
3-Year-Old Milestones: A Parent’s Checklist
The CDC's 3 year old milestones checklist: talking, play, movement and self-care, how to support your preschooler and when to check in.
18-Month Milestones: What to Expect and What to Record
The CDC's 18 month milestones, words and behavior, the 18-month checkup and what to record at a year and a half.
4-Month Milestones: What Your Baby Can Do Now
The CDC's 4 month milestones, the 4-month sleep regression, feeding, play ideas and when to talk to your pediatrician.
2-Year-Old Milestones: Words, Play and Big Firsts
2 year old milestones from the CDC: words and two-word phrases, play, running and kicking, emotions, sleep, how to support your toddler…
6-Month-Old Milestones: The Half-Year Checklist
6 month old milestones checklist based on the CDC, plus starting solids, sleep at 6 months, activities, safety and when to talk…
3-Month Milestones: A Parent’s Guide
3 month milestones explained: smiling, cooing, head control and more, plus what’s next at 4 months, sleep and feeding basics, activities and…
Baby Milestones: Month-by-Month Guide (0–12 Months) + Free Tracker
Baby milestones month by month from 0 to 12 months, based on the CDC checklists: social, language, thinking and movement skills, plus…
Eighteen years go faster than you think. Start saving their story today.
Discover meaningful things to do together, capture the milestones that matter and keep photos, stories and voice memories on one beautiful timeline — from birth to 18.
