December 28, 2020 | By Project Learning Tree
Succession is a natural pattern of change that takes place over time in a forest or other ecosystem. Students read a story about succession and investigate the connections among plants, animals, and successional stages in a local ecosystem.
December 28, 2020 | By Project Learning Tree
Every living thing has a habitat—a place that meets its needs. Human beings’ habitat is the community in which they live.
December 28, 2020 | By Project Learning Tree
The water cycle is the system by which Earth’s water is collected, purified, and distributed from the environment to living things and then returned to the environment.
September 29, 2020 | By Project Learning Tree
Everyone has an equal right to a healthy environment—but does everyone have a healthy environment?
August 25, 2016 | By Project Learning Tree
August 25, 2016 | By Project Learning Tree