This video adapted from the Valdez Museum & Historical Archive, explores what happened during the Great Alaska Earthquake of 1964 through original footage, first-person accounts, and animations illustrating plate tectonics.

In this video from Nature, geological detectives use ancient diamonds to learn more about Earth's inner layers.

This video from First Alaskans Institute spotlights the Alaska Native community of St. Paul and its hands-on commitment to care for the land and animals on which it depends.

In this video adapted from Alaska Sea Grant, discover why multiple tsunamis resulted from the Great Alaska Earthquake of 1964.

A concise look at the governmental structure of Albania including its legislature, executive branch,and judicial structure. You can also find a chart showing the current governmental officials and political parties. Information is from the U.S. State Dept. Background Notes.

This site teaches Structure in Algebraic Expressions to High Schoolers through a series of 3482 questions and interactive activities aligned to 26 Common Core mathematics skills.

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

Students define and classify alloys as mixtures, while comparing and contrasting the properties of alloys to those of pure substances. Students learn that engineers investigate the structures and properties of alloys for biomedical and transportation applications. Pre- and post-assessment handouts are provided.

Learn how to identify the text structures of chronological/sequence, cause/effect, problem/solution, compare/contrast, description, and directions by using a list of guiding questions.

This video segment adapted from NOVA explains why ice sheets move. To find out how fast they move, scientists carve a tunnel through a glacier.

What happens when the ground under your feet is ice and it's moving? This video segment adapted from NOVA features some of the dangers faced by scientists conducting research in Antarctica.

The purpose of this video lesson is to expand the student's knowledge about enzymes by introducing the antioxidant enzymes that are intimately involved in the prevention of cellular damage and eventual slowing of the aging process and prevention of several diseases. [21:37]

Learn about the antiparallel structure of DNA strands which can by 5 feet to 3 feet directionality. [9:57]

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

Students explore the interface between architecture and engineering. In the associated hands-on activity, students act as both architects and engineers by designing and building a small parking garage.

Read all ten sections of Article I of the Constitution, which lay out the powers of the legislative branch of the federal government.

Take a look at the parts of an atom and learn about its properties.

The impact of natural disasters is made vivid in this video segment adapted from NOVA. A small town in Iceland, prepared for recurrent avalanches, is devastated when one takes a new and damaging path.

Students groups use balsa wood and glue to build their own towers using some of the techniques they learned from the associated lesson. While general guidelines are provided, give students freedom with their designs and encourage them to implement what they have learned about structural engineering. The winning team design is the tower with the highest strength-to-weight ratio.

Do you know which foods have lots of calcium for your bones? How do your bones and muscles work together? What are you doing to keep your muscles strong? Students are exposed to 10 activities that will help them address the aforementioned questions and more!

A fascinating interactive laboratory in which simulations allow students to explore techniques of cardiac diagnosis and learn about cardiac structure/function. Excellent supporting information and resources for teachers and students.