The following outline is provided as an overview of and topical guide to childhood: Children – biologically, a child (plural: children) is generally a human between the stages of birth and puberty. Some definitions include the unborn (termed fetus). The legal definition of "child" generally refers to a minor, otherwise known as a person younger than the age of majority. "Child" may also describe a relationship with a parent or authority figure, or signify group membership in a clan, tribe, or religion; it can also signify being strongly affected by a specific time, place, or circumstance, as in "a child of nature" or "a child of the Sixties." Child education Education reform Education Learning disability List of education topics Public education School School School run School uniform Student Stages Educational stage Primary education Primary school Middle school Secondary education Secondary school Methods and theories Bilingual education Boarding School Country Day School movement Homeschooling Montessori method Orff Schulwerk Outcome-based education Philosophy of education Phonics Prussian education Reggio Emilia approach Religious education Suzuki method Waldorf School Instruction content and tools Abacus Educational programming language Language education Mathematics education Origami Philosophy for Children Physical education Reading education Reading recovery Recess Religious education as a school subject School corporal punishment School discipline Science education Writing development Elsewhere Preschool Early childhood education Curricula in early childhood care and education Preschool Kindergarten Forest kindergarten Childcare Child care Babysitting Governess Nanny Au pair Extracurricular and informal After-school activity Children's street culture Extracurricular activity Music lesson Scouting Youth sports Youth system Unschooling Growth and development Child development Nature versus nurture Stages of formative period Child development stages Pregnancy Conception Embryo Fetus Infant Childbirth Child Early childhood Early Childhood Development Toddler Adolescence Preadolescence Puberty Entering Adulthood Aspects Social development Social emotional development Attachment Theory Attachment in children Child directed speech Language development Language acquisition Speech acquisition Baby talk Babbling Baby sign language Vocabulary Development Mama and papa Errors in early word use Crib talk Stranger Anxiety Westermarck effect Private speech Peer group peer pressure Friendship Imaginary friend Child sexuality Puppy love Personal care Breastfeeding Baby bottle Infant bed Infant sleep Diaper Weaning Toilet Training Physical development and growth Development of the human body Growth hormone Motor skill Gross motor skill Crawling (human) Fine motor skill Childhood development of fine motor skills Grasp Intellectual and cognitive development Cognitive development Infant cognitive development Object permanence Mirror stage Comfort object Development of