Child Development & Safety: Education, Behavior & Nutrition

Child development requires a balance of early childhood education, effective disciplinary techniques, and structured nutritional planning for growth milestones.

Child Development

Toddlers helping and sharing in the playroom

List of the Cognitive Development of Early Childhood

Published Jun,13 2017 | By Kristin Leigh

The developmental biologist Jean Piaget named four stages of cognitive development. The first two stages, also known as the sensorimotor stage and preoperational stage, span the ages of birth to 7 years. Each stage contains certain cognitive milestones that mark early childhood cognitive development.

Kristin Leigh has been writing professionally since 2007. Her work appears on various websites, focusing on topics such as health, beauty, medicine and personal finance. Leigh has worked as a certified medical transcriptionist in various specialties, including family medicine, dermatology and psychology. She is pursuing a bachelor's degree in graphic design from Herzing University Online.