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In this drawing/mapping activity, learners design plots of land while incorporating positive strategies for improving water quality.

Learners make their own paper. They start by shredding old newspaper, clean toilet paper, and clean paper towels.

In this outdoor science/art activity, learners investigate spider webs by using string to create their own spider webs.

In this Bob the Builder(TM)-themed activity, learners explore the 3Rs (Reduce, Reuse, Recycle) by rotating through several activity stations.

In this activity, learners experience firsthand how marine animals' adaptive coloration camouflages them from prey.

In this activity (on page 8), learners model how marble statues and buildings are affected by acid rain.

In this activity with several mini experiments, learners explore the chemistry that helps scientists learn about the environment and how they can help save it.

In this activity, learners explore how the area of Arctic sea ice has changed over recent years. First, learners graph the area of Arctic sea ice over time from 1979 to 2007.

In this two-part activity, learners investigate buoyancy, density and surface area as well as biodiversity and the relationship between the structure and function of organisms.

In this activity, learners construct models of plants that are adapted to living under specific environmental conditions.

In this outdoor activity, learners use artificial bees and paper models of flowers to find out how bees transfer pollen from one flower to another.