What the calendar shows
The tool creates an approximate development timeline by baby age. It helps explain when fussiness, sleep changes and extra need for closeness may line up with a growth period.
How to use it
- Enter the baby’s birth date or due date.
- Choose a forecast range: 3, 6 or 12 months.
- Check the timeline and upcoming windows.
- Download the image with a QR code to save or share it.