What is the unpowered equipment of a popular outdoor playground?

2022-07-22

In 2020, the more popular amusement products of outdoor playgrounds are no powered amusement equipment, what is unpowered amusement equipment? To put it simply, unpowered amusement equipment is a general term for active experience type amusement equipment that does not require the help of any kind of unnatural external force and energy, but also has the characteristics of amusement. Since unpowered amusement equipment is so popular, what are the advantages?