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In this activity (on pages 36-39), learners make a model of a watershed out of paper, then run water down the mountain to simulate how rainfall and pollution affect watersheds.

This marine biology activity (on pages 11-17) introduces learners to kelp (seaweed) forests that grow in the ocean and are home to many species of sea animals.

In this hands-on activity, learners use the steps of the design process to create a hook to rescue a "space capsule" from the water.

In this creative roleplay activity, learners will explore the various processes of the carbon cycle using movement and props to aid in comprehension.

In this activity (on pages 29-35), learners examine water pollution and filtration.

In this activity (on pages 16-21), learners get a sense of geological time by understanding how big a million is.

In this activity about combustion and energy, learners observe a burning candle in a sealed jar and the burning of white sugar.