Thirty percent of the world's oxygen is produced by rainforests found throughout the world. Seventh grade learners explore the processes of photosynthesis and respiration through 10 days of labs, manipulatives, and discussions. They...

[Free Registration/Login may be required to access all resource tools.] When an herbivore eats a plant, the energy in the plant tissues is used by the herbivore. Every time energy is transferred from one organism to another, there is a...

[Free Registration/Login may be required to access all resource tools.] Describes how energy is transfered from one organism to another.

[Free Registration/Login may be required to access all resource tools.] Describes how energy is transferred from one organism to another.

[Free Registration/Login may be required to access all resource tools.] Describes how energy is transfered from one organism to another.

[Free Registration/Login may be required to access all resource tools.] Describes how energy is transferred from one organism to another.

A suite of lessons focusing on the process of upwelling. Inquiry-based exploration of seasonal upwelling includes marine food webs, food production in the ocean, wind-driven ocean currents, and seasonal changes in biotic and abiotic...