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The objective of this inquiry-based lesson is for learners to gain an understanding of how increasing ocean acidity can affect the calcification of marine organisms.

In this activity, learners play a game to simulate the food chain.

In this activity, groups of learners work together to create edible models of chemicals involved in autotrophic nutrition.

This activity provides a hands-on experience with a scale model, a relatively high viscosity fluid, and feeding behaviors.

In this activity, learners investigate feeding relationships. Learners complete a food web and then make a mobile to represent a food chain.

This activity helps the learner answer the question: "What environmental problems arise due to animal and human overpopulation and what might need to be done to combat these problems?" Learners play a

In this activity, learners are divided into teams.