Our oceans are composed of many complex relationships. Young oceanographers explore relationships between organisms, understand the world ocean's currents, and discover the effects of water pollution and how it behaves. There are...

The need for a respiratory system in humans versus being reliant on gas exchange structures is demonstrated. There are many details about the advantages and disadvantages of each mechanism.  Students are able to learn about the...

As a result of this lesson, upper elementary ocean explorers will be able to describe several interrelationships: symbiosis, mutualism, commensalism, and parasitism. They learn that the biological richness is increased near seamounts and...

Pupils participate in a board game activity in which landing on a space called "Decision Card" presents them with a land-use situation to consider and decide how to act. In order to advance in Hydropoly, players must think critically and...

Young scholars study the structure of the lungs. In this lung structure lesson, students use lung models to study the structure of lungs and experiment to measure the amount of air in the lungs.