This document discusses principles of teaching and strategies related to physical development in children. It covers how physical growth provides abilities for children to explore their world, and defines motor development as the process where children acquire movement patterns and skills influenced by genetics and environment. Gross motor skills involve using the whole body, like rolling, crawling, walking and jumping. The document recommends children get 60 minutes of moderate to vigorous physical activity daily and limits on electronic screen time, and notes how physical activity can benefit health, social skills and self-esteem. Teachers are encouraged to understand each child's unique characteristics to help them reach their full potential.