American Museum of Natural History
American Museum of Natural History: Water: H2 O = Life
This exhibition illuminates the concept of ecological balance and the challenge of managing the Earth's water supply. Its videos and images help explain just how important water is to sustaining life.
University of Groningen
American History: Outlines: Human Nature, Government and Individual Rights
Overview discussion of the views held by Madison and Hamilton that people, in general, need to have written into the law certain checks and balances to guard against abuse of power, protect individual rights and encompass a pluralistic...
Smithsonian Institution
National Museum of American History: Preparing for the Oath: u.s. History and Civics for Citizenship
This site from the National Museum of American History, part of the Smithsonian Institution, is a great site for citizens and those learning to become citizens alike. Review the fifteen themes that deal with U.S. history and civics,...
Wisc-Online
Wisc Online: Balancing Chemical Equations
Match the balanced chemical equations with the appropriate compound abbreviations.
Cornell University
Cornell University: Art, Design, and Visual Thinking
Use the left-hand toolbar of this site to investigate an online textbook for the language of design. It provides visual examples and explanations of line, form, color, color psychology, texture, balance, proportion and many more...
Louisiana Department of Education
Louisiana Doe: Louisiana Believes: Social Studies: Grade 3: A Log's Life
Third graders learn about the interdependence of animals and trees in nature and the cycles of growth and decay. Students also learn about the importance of preserving balance in nature and what happens when we upset that balance. While...
Science and Mathematics Initiative for Learning Enhancement (SMILE)
Smile: Measuring the Gravitational Constant, G
A demonstration/lab idea for determining the numerical value of the universal gravitation constant using a torsion balance.
ClassFlow
Class Flow: Rates of Change
[Free Registration/Login Required] This is part 4 of a 4 part series to include the nature of chemical reactions, reaction types, and balancing chemical equations.
ibiblio
Ibiblio: Web Museum: Romanticism
This short article tells of the period of time in the late 18th century, when strong emotion and irrational behavior was expressed through the arts. It tells how Romanticism rejected harmony, balance and calmness, and yet typified...
Other
World Justice Project: What Is the Rule of Law?
Derived from internationally accepted standards, the World Justice Project's definition of the rule of law is a system in which the following four universal principles are upheld by four universal principles. These four universal...
TeachEngineering
Teach Engineering: Computer Simulation of the Sonoran Desert Community
The computer program's simulation of a Sonoran desert community should ultimately strengthen the student's comprehension of what is required for a natural ecosystem to sustain itself (remain in balance). This computer simulation program...
TeachEngineering
Teach Engineering: Mechanics Mania
Through ten lessons and numerous activities, students explore the natural universal rules engineers and physicists use to understand how things move and stay still. Together, these rules are called "mechanics." The study of mechanics is...
TeachEngineering
Teach Engineering: Engineers Speak for the Trees
Students begin by reading Dr. Seuss' "The Lorax" as an example of how overdevelopment can cause long-lasting environmental destruction. Students discuss how to balance the needs of the environment with the needs of human industry....
TeachEngineering
Teach Engineering: Implementing Biomimicry and Sustainable Design
This unit provides students with an opportunity to study ecological relationships with an emphasis on the Sonoran Desert. Students appreciate the complexity and balance that supports the exchange of energy and matter within food webs....
Exploratorium
Exploratorium: Structures Around the World
How does that bridge stay up? What are the forces acting on that column? This site helps students understand how structures can be built by having them build their own. Also provides images of real structures for kids to compare with...
Exploratorium
Exploratorium: Science Snacks: Take It From the Top
Students defy gravity by stacking blocks in different ways in this exercise. Other projects are linked to this lesson as well.