How did the earth become the mass that it is now? Your young scientists explore this question through the concept of density. Their inquiries consider the impact of gravity on the formation of planets. The culminating activity of the...

Water, one of the basic needs of humans, is found in all three states of matter on Earth; no other planet—that we know of—possesses this quality. Here is a unit that allows learners to explore through experimentation what it...

Yes, scientists say, there is other life in our solar system! And the best place to look is on Europa, a moon of Jupiter. Here, learners mimic the techniques scientists use to gather information about objects in our solar system, write...

Students access information at remote sites using telecommunications, identify impacts by reviewing past El Ni??o events, make and use scale drawings, maps, and maps symbols to find locations and describe relationships.

Astronomy is literally over your head, but this lesson will explain how we study it. Young scientists make telescopes, calculate and compare the light gathering power of lenses, and simulate detection of infared radiation....

Air, air, everywhere, but what's in it, and what makes Earth's air so unique and special? Journey through the layers above us to uncover our atmosphere's composition and how it works to make life possible below. Pupils conduct...

What does the ground around your home have to do with water pollution? Young ecologists learn about their local watershed and create their own cause-and-effect models of the hydrosphere.

Write-on! Demonstrate a writing model and support learners as they write an informational essay on a water resource issue of your (or their) choosing. The lesson plan provides a well-scaffolded summative writing...

Students explore the concept of interdependence. In this integrated interdependence lesson, students interpret graphs and charts that require them to analyze the relationship between Mexico and the United States. Students also...

This is an extensive learning module on biodiversity and its decline. It looks at ways biodiversity is threatened, the possibility of another mass extinction, the causes and consequences of habitat loss, factors that drive biodiversity...

The popular television show, Game of Thrones, and the novel series it is based on, A Song of Fire and Ice, take place in another world. Joe Hanson explores possible scientific explanations of the phenomena exhibited on the show. [8:01]