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

In this data analysis activity, learners quantify the abundance and distribution of sea scallops in and adjacent to the Mid-Atlantic closed areas.

How does a green roof, or roof covered by plants, affect the temperature of the inside and outside of a building? Learners design and build houses to find out the answer.

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 conduct an experiment to explore how water flows up from a tree's roots to its leafy crown.

In this data analysis activity, learners use data collected by the Commission for the Conservation of Antarctic Marine Living Resources (CCAMLR) to study Chilean sea bass populations.

This lesson plan provides learners with two activities to explore the connections between events in their lives and the seasons of the year.

Learners will understand the relationship between climate change and sea-level rise.

In this activity, learners will explore the water cycle by creating a small atmosphere.

In this physical sciences activity, learners explore how passive solar design increases energy efficiency.

In this activity, learners use rice grains to model the composition of the atmosphere of the Earth today and in 1880. Learners assemble the model while measuring percentages.