Baby stages 0–5 years (UK edition)
What does your baby or toddler need right now? Sleep, feeding, nappy sizes and development per age stage — based on NHS, UKHSA and the Lullaby Trust.
Open the interactive dashboard → Enter a birth date once and see what matters each week — free, no account, and it grows along with your child. Includes a feed/sleep/nappy log.
- Newborn (0–6 weeks): sleep, feeding and nappy size
- Baby at 6–12 weeks: sleep, feeding and development
- Baby at 3–4 months: sleep, feeding and development
- Baby at 4–6 months: getting ready for solids
- Baby at 6–9 months: weaning, sleep and milestones
- Baby at 9–12 months: feeding, sleep and milestones
- Toddler at 12–18 months: eating, sleep, development
- Toddler at 18–24 months: eating, sleep, development
- Toddler at 2–3 years: sleep, eating, potty training
- Preschooler (3–4 years): development and school
- Reception age (4–5 years): school and development
Quick tools: which nappy size fits? · how much formula per day? · the full weaning plan