Learn about the intelligence of birds. There are many examples to illustrate communication, use of tools, and general resourcefulness that many birds show.

Learn about position, velocity, and acceleration graphs. Move the little man back and forth with the mouse and plot his motion, and then set the position, velocity, or acceleration and let the simulation move the man for you.

Use this tutorial to help with the understanding and interpreting of phase diagrams. [12:36]

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.

Rapid Climate Change affects the whole planet. But you might be surprised to know that one person, meaning you, can make a big difference. [2:17]

Explore kitchen chemistry as Ruff Ruffman tries to figure out how to un-toast toast. [5 min, 13 sec]

Explore kitchen chemistry as Ruff Ruffman learns that mixing the right ingredients matters when creating a colorful dessert. [5 min, 8 sec]

Separation and divorce mean difficult transitions, but they're also opportunities to learn that everything is always changing, in ways big and small. With love and support from the adults in their lives, children can emerge feeling stronger. These resources can help children develop the necessary coping strategies to deal with divorce or separation.

This learning module includes several examples of ways that students can make a difference in their communities to create positive change.

This site has a collection of government websites with links to all the major economic indicators. There are 19 different indicators listed.

This site provides a set of four Physics problems dealing with the conservation of momentum principle.

This site provides a complete listing of the author's poems, with links that provide the entire texts. Includes a short biography.

A look at some of the things that might cause a region to change.

Transformations allow you to change or move a figure. Learn about all the different kinds of transformations by watching this video. [4:19]

This Utah Education Network podcast features Dr. Roberto Bertollini of the World Health Organization. He discusses the health impacts of climate change, and its disproportionate effect on citizens of developing countries.

Describes how a scalar can be multiplied to a vector and shows this using diagrams. Site also contains related links, graphs, and pictures.