pediatrics Calculators
Last updated: May 2026
Pediatric BMI Calculator
Calculates BMI for children and teens aged 2–19 from weight and height.
Infant Feeding Volume Calculator
Estimates the recommended daily milk or formula volume for healthy term infants using the 150 mL/kg/day guideline.
Pediatric Medication Dosage Calculator
Calculates the correct medication dose for a child from their weight and the prescribed dose per kilogram.
Pediatric Fluid Maintenance Calculator
Calculates a child's daily maintenance fluid requirement using the Holliday-Segar method based on body weight.
Child Growth Velocity Calculator
Calculates a child's annualized growth velocity in cm/year from two height measurements taken over a known interval.
Pediatric Body Surface Area Calculator
Estimates a child's body surface area (BSA) in m² using the Mosteller formula.
APGAR Score Calculator
Scores a newborn's immediate health status at 1 and 5 minutes after birth across five clinical signs.
Head Circumference Percentile Calculator
Plots a child's head circumference against age-based growth norms to return a percentile.
Pediatric Caloric Needs Calculator
Estimates a child's total daily calorie needs based on weight, age, and physical activity level.
Next Immunization Calculator
Calculates the recommended age for a child's next vaccine based on their current age and when they last received an immunization.
Pediatric BMI Percentile Calculator
Determines where a child's BMI falls on CDC growth charts for ages 2–20.
Infant Formula Feeding Calculator
Estimates how many ounces of formula a baby needs per feeding based on weight, age, and feeding frequency.
Pediatric Medication Dosage Calculator
Calculates the volume of liquid medication to give a child based on weight, recommended dose, and drug concentration.
Child Growth Velocity Calculator
Calculates how fast a child is growing in centimeters per year using two height measurements taken over a known time period.
Newborn Weight Loss Calculator
Calculates the percentage of birth weight a newborn has lost in the first days of life.
Child Daily Calorie Needs Calculator
Estimates daily calorie needs for children aged 2–17 using the Mifflin-St Jeor equation adjusted for activity level.
Child Vaccination Schedule Calculator
Estimates the recommended age for a child's next vaccine dose based on the current age and the age at their last dose.
Preterm Baby Corrected Age Calculator
Calculate the corrected (adjusted) age of a premature baby by accounting for weeks born early.
Pediatric Fluid Requirements Calculator
Calculates a child's daily fluid requirement in milliliters using the Holliday-Segar method, adjusted for activity level and clinical conditions like fever or dehydration.
Adolescent Sleep Requirements Calculator
Estimates the recommended nightly sleep duration for teenagers aged 12–18 based on age, activity level, stress, and screen time habits.
Infant Feeding Schedule Calculator
Estimates how many millilitres of milk or formula a baby needs per feeding based on weight, age, feeding type, and growth pattern.
Pediatric Medication Dosage Calculator
Calculates a single-dose amount of common pediatric medications — acetaminophen, ibuprofen, or amoxicillin — based on a child's weight and daily dose frequency.
Pediatric Fluid Replacement Calculator
Estimates the hourly oral or IV fluid replacement rate for a dehydrated child based on weight, dehydration severity, ongoing losses, and the desired replacement timeframe.
Pediatric Fever Management Calculator
Assesses whether a child's fever warrants medication and estimates a dosing indicator based on temperature, weight, age, and time since the last dose.
Child Sleep Requirements Calculator
Calculates recommended total sleep duration and a suggested bedtime for children based on age, desired wake time, nap duration, and daily activity level.
Child Growth Percentile Calculator
Compare your child's height and weight against WHO or CDC growth standards to see where they fall among peers.
Newborn Jaundice Risk Calculator
Estimate a newborn's jaundice risk score from bilirubin levels, postnatal age, gestational age, and clinical risk factors.
Child Developmental Milestones Calculator
Score your child's developmental progress across motor, language, and social-emotional domains relative to age-based milestones.
Pediatric Pain Assessment Calculator
Estimate a child's composite pain intensity by combining a self-report pain score, observable behavioral signs, and pain duration — adjusted for the child's age.
Child Sleep Requirements Calculator
Calculate how many hours your child should sleep and what bedtime to set, based on age, activity level, and school schedule.
Pediatric Medication Dosage Calculator
Estimates a child's safe medication dose from the known adult dose using Clark's, Young's, or Fried's rule.
Child Growth Velocity Calculator
Measures how fast a child is currently growing in cm per year and projects an estimated adult height based on that rate.
Developmental Milestones Calculator
Scores a child's developmental progress across language, social, fine motor, and gross motor domains, adjusting for prematurity.
Child Sleep Needs Calculator
Calculates recommended nightly sleep duration and an ideal bedtime for children based on age, activity level, nap habits, and wake-up time.
Pediatric Fever Management Calculator
Estimates an appropriate acetaminophen or ibuprofen dose for a feverish child based on weight, age, temperature, and symptom severity.
Child Hydration Needs Calculator
Estimates your child's daily fluid intake in milliliters based on weight, age, activity level, climate, and health status.
Baby Feeding Schedule Calculator
Calculates the recommended ounces per feeding for formula-fed, breastfed, or mixed-fed babies based on weight, age, and number of daily feedings.
Pediatric Fever Assessment Calculator
Scores fever severity in children by combining temperature, age, fever duration, and accompanying symptoms into a single risk index.
Child Daily Nutrition Calculator
Calculates estimated daily calorie needs for children using a modified Harris-Benedict equation adjusted for weight, height, age, sex, and activity level.
Infant Development Milestone Calculator
Generates a composite developmental score for infants by assessing motor, cognitive, and social skill levels relative to age, with a correction for premature birth.
Child Daily Hydration Calculator
Estimates a child's daily fluid needs in milliliters based on weight, activity level, climate, and illness.