The preoperational stage is the second of four stages proposed by Jean Piaget to describe the cognitive development of infants, children, and adolescents. The preoperational stage (ages 2-7) moves from toddlerhood through early childhood.
The Public Playground Safety Handbook, also known as Publication #325, was published by the U.S. Consumer Product Safety Commission, most recently in November 2010. The publication of this handbook is designed to give guidelines to those concerned with public playground safety.
Engineered Wood Fiber (EWF) is an economical playground surfacing that is made of processed wood that is ground to a fibrous consistency randomly sized typically to not over 2" in length.
Solitary play, also known as independent play, is one of the earliest stages of play where children play alone because they have not developed socially to be able to play with others yet or because they choose alone time.
The Americans with Disabilities Act (ADA) is a civil rights law that prohibits discrimination against individuals with disabilities in all areas of public life, including jobs, schools, transportation, and all public and private places that are open to the general public.