Playgrounds that are planned according to children's ages and developmental differences can safely provide needed play experiences. The developmental needs of infants, preschoolers and school-age children are discussed in terms of playground design. Once limited to major American cities, today's interest in playgrounds is unprecedented. As a product of the Industrial Revolution, the playground and recreation movement of the early 1900s was largely urban based, but the current movement is nationwide and includes urban and rural areas, public parks, public and private schools, child ...