Ecological Cylinder Design

Main goal is to make children live together better and realize the importance of
protecting the environment. Raising animals and planting plants can better cultivate
children's sense of responsibility.
In a potentially deteriorating environment, everyone can planting becomes an
important trait. To ensure that everyone can be self-sufficient in the face of possible
future famine.
Improve children's empathy and let children feel that they are all growing up the
same way and avoid racial prejudice.
Circulating filtered water. Some vegetables or plants can be grown on it (A hydroponic
system). Fish can be raised below.