Watch the rubber bands vibrate on homemade guitars in this video segment adapted from ZOOM as cast members talk about pitch and demonstrate how to make a cereal box instrument.

This video segment, adapted from ZOOM, explores the different sounds that a simple drinking straw can produce when you cut the straw and blow into it.

This video segment, adapted from ZOOM, demonstrates how to use a drinking straw and a bottle full of water to make low- and high-pitched sounds.

In this media-rich, self-paced lesson, students explore the industries that produce and rely on advanced technology and assess how their goals and interests may make them well suited for a career in this cutting-edge sector.

This video segment adapted from A Science Odyssey uses animation and archival footage to provide an overview of the theory of plate tectonics.

This video segment adapted from NOVA uses animation to show the relationship between the movement of a tectonic plate and whether volcanoes on the Hawaiian Islands are active or dormant.

The author shows that polar bears are not only appealing images in our culture but also an engaging topic for children in grades k-5. Teachers can combine several of the concepts of the life sciences with reading and writing skills in lessons about polar bears. The author provides links to online lesson plans in both science and literacy as well as titles of children������s books. This article appears in the free, online magazine Beyond Penguins and Polar Bears.

This video segment explores the role of touch in the development of young animals, including humans. Footage from NOVA: "Mystery of the Senses: Touch."

In this video adapted from Texas Parks and Wildlife Department, learn about the prairie dog, the importance of its role in its ecosystem, and how it is affected by an ever-growing human population.

Exemplary professional development publications in the areas of general instruction, science education, and literacy instruction in the elementary grades are described in each issue of Beyond Weather and the Water Cycle. This free, online magazine is structured around the seven essential principles of climate literacy and emphasizes integrating science and literacy skills in grades K-5.

This column highlights exemplary professional development publications for teachers. The publications are grouped under three headings: general instruction, literacy instruction, and science instruction. The column appears in the free, online magazine Beyond Weather and the Water Cycle, which focuses on the seven essential principles of climate science.

In this interactive periodic table from the NOVA Web site, find out the role of various elements in making fireworks.

This article from Beyond Weather and the Water Cycle provides ideas on how school librarians can work with elementary teachers to teach about the Sun's impact on weather and climate. The author introduces the Standards for the 21st Century Learner, developed by the American Association of School Librarians. The author focuses on Standard 1, which calls for students to inquire, think critically, and gain knowledge through developing and refining questions, investigating answers, seeking divergent perspectives in information, and assessing whether the information found answers the questions posed. The free, online magazine draws its themes from the Seven Essential Principles of Climate Literacy, with each issue focusing on one of the seven principles.

In this video segment adapted from NOVA scienceNOW, learn about RNAi's potential to treat a wide range of genetic and infectious diseases.

This interactive activity adapted from the Wisconsin Online Resource Center challenges you to plan, measure, and calculate the correct amount of roofing material needed to reroof a house.

This interactive resource adapted from the National Park Service profiles rocky coast environments and describes how various geologic features form.

In this video adapted from the Encyclopedia of Physics Demonstrations, learn how plotting the changes in an object's position on a graph can provide information about the object's motion.

Astronomer Carl Sagan discusses the possibility of time travel in this audio-enhanced interview from the NOVAWeb site.

This animation adapted from NASA shows the orbital paths of spacecraft in NASA's Earth Observing Fleet that are a source of wide-scale, primary research about Earth.

School librarian Marcia Mardis describes what the library can offer to teachers and students who want to produce a focused, engaging, and effective science fair. This article appears in the free online magazine Beyond Weather and the Water Cycle, which explores the seven essential principles of the climate sciences for K-grade 5 classrooms.