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In this outdoor activity/field trip, learners investigate organisms that live along the ocean's rocky coast.

In this activity (on page 14 of PDF), learners use a pan full of flour and some rocks to create a moonscape.

Lakes, streams and other freshwater bodies are a habitat for lots of living things, big and small.

How do scientists measure how clear or murky water in a lake is? How does water clarity (clearness) affect what lives in the lake?

In this activity, learners make a small batch of biodiesel that will work in any diesel engine. Learners use an old juice bottle as a "reactor" vessel to chemically process vegetable oil into fuel.