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This activity (on pages 10-12 of the PDF) encourages learners to consider what makes living things different from non-living things.

In this activity (located at the top of the page), learners make an easy river strainer and see what they can catch.

In this activity, learners build a sled kite that models a type of airfoil called a parawing.

In this activity (on pages 10-17), learners discover how scientists study biodiversity and the health of the environment based on inspection of small areas—a process known as sampling.