🧩 Developmental Milestone Tracker
Enter your child's age to see the movement, language, social, and cognitive milestones most children reach by then — a friendly checklist from 2 months to 5 years.
🧩 Typical by 15 months
- Takes a few steps on their own
- Says one or two words besides mama and dada
- Copies other children while playing
- Tries to use things the right way, like a phone or cup
24 of 48 tracked milestones typically emerge by this age; the next checkpoint is at 18 months.
Children develop at their own pace and these are typical ranges, not a test. This is a general educational guide only, NOT medical advice — if you are ever concerned about your child's development, act early and consult your pediatrician or doctor.
Know the signs, and act early
Milestones are a map, not a stopwatch. Most children pick up skills within a range of ages, and there is huge normal variation — one baby walks at 10 months, another at 15, and both are fine. Seeing the four domains side by side helps you notice what to celebrate and what to keep an eye on.
If something feels off, the best move is to speak up early rather than wait and see. Bring this checklist to your next well-child visit and talk it through with your pediatrician.
❓ Frequently Asked Questions
What are developmental milestones?
Milestones are the skills most children can do by a certain age — like rolling over, waving bye-bye, or saying first words. This tracker groups them into four areas: movement and physical, language and communication, social and emotional, and cognitive and learning, at the standard checkpoint ages from 2 months to 5 years.
My child hasn't reached a milestone yet — is that a problem?
Not necessarily. Children develop at their own pace and these are typical ranges, not a pass-or-fail test. Many children reach a skill a little earlier or later. What matters is steady progress over time, and acting early if you have concerns.
Where do these milestones come from?
They are a curated, paraphrased set modelled on the CDC's 'Learn the Signs. Act Early.' developmental checklists, which describe what most (about 75% or more) children can do by each age.
What should I do if I'm worried about a delay?
Trust your instincts and act early. Talk to your pediatrician, who can screen development formally and, if helpful, refer you to early-intervention services. Early support makes a real difference.
Is this medical advice?
No. These are general educational estimates only — NOT medical advice; always consult your pediatrician or doctor about your child's development.