Calculators for caring for your child
11 tools matched to this goal.
Child Adult Height Predictor
Mid-parental height estimate for your child.
Children’s Acetaminophen Dose Calculator
Weight-based paracetamol dose for fever or pain.
Children’s Ibuprofen Dose Calculator
Weight-based ibuprofen dose for children over 6 months.
Baby Formula Feeding Calculator
How much milk your baby needs each day.
Pediatric Maintenance Fluids Calculator
Daily fluid needs by weight (Holliday-Segar).
Child Calorie Needs Calculator
Daily energy needs for ages 3–18.
Child Sleep Needs Calculator
Recommended sleep for your child’s age.
Kids Screen Time Calculator
Compare weekly screen time with age guidelines.
Baby Corrected Age Calculator
Adjusted age for babies born early.
Kids Water Intake Calculator
Daily fluid needs for children and teens.
Body Temperature & Fever Checker
Convert °C and °F and see if it counts as a fever.
Other goals
- Lose weight
- Build muscle
- Eat better
- Get fitter
- Protect my heart
- Manage blood sugar
- Pregnancy & fertility
- Care for my child
- Sleep better
- Mental wellbeing
- Cut back on drink, smoke & caffeine
- Understand my lab results
Related guides
Pregnancy & Family
Predicting Your Child’s Adult Height
The mid-parental method and its limits.
Pregnancy & FamilySafe Medicine Dosing for Children
Dose by weight, use the right measuring device and know when to call a doctor.
Pregnancy & FamilyHow Much Should a Baby Eat?
Typical feeding volumes and the cues that matter more than numbers.