A Thermometer For Children is a pediatric-specific temperature measurement device available in rectal, tympanic (ear), temporal artery, non-contact infrared, axillary, and pacifier form factors, designed for accurate, rapid, and minimally invasive fever detection in neonates, infants, toddlers, and children. Features include flexible safety tips (rectal/oral), 1-60 second measurement times, accuracy ±0.1-0.3°C depending on type, backlit displays with large numerals, fever alerts (color-coded and audible), memory storage (10-50 readings), and auto-shutoff. Age-specific recommendations guide selection: rectal (gold standard for neonates <3 months), temporal (ideal for infants and sleeping children), tympanic (cooperative toddlers), and oral/axillary (older children). Primary clinical applications include fever detection in febrile children, differentiation of fever patterns, neonatal and infant temperature monitoring, antipyretic medication guidance, febrile seizure risk assessment, post-vaccination monitoring, and school/daycare health screening. Class II medical device requiring FDA clearance. Critical safety considerations include proper technique for each measurement site, age-appropriate thermometer selection, hygiene (cleaning and probe covers), rectal thermometer safety (lubrication, gentle insertion, dedicated use), and recognition of fever thresholds requiring medical attention.