Increasingly sedentary lifestyles are contributing to overweight and other health concerns as children spend less and less time outside engaged in active play. Outdoor play provides important opportunities to explore the natural world, interact with peers, engage in vigorous physical activity, and learn about our environment. However, outdoor environments often fall short of providing infants and toddlers with comfortable, engaging, and challenging activities needed for optimal physical development. This article provides suggestions for creating satisfying and developmentally appropriate outdoor play spaces for infants and toddlers.