Young scholars discover the principles of solubility and phase state and their influence on chemical phenomena observed around deep-sea volcanoes. They describe the effect of temperature and pressure on solubility of gasses and solid...

Students examine the ideas of Lincoln and Douglass. In groups, they compare and contrast writings from each man and how they formed the nation with their ideas. After watching "Glory", they discuss how people like Lincoln and Douglass...

Second graders use mental math in calculations involving addition and subtraction. They study doubles facts to work out addition problems mentally using part and or whole reasoning.

Eighth graders explore the historical roots of fundamentalism and determine whether fundamentalism is a religion or a political ideology. They will examine different religious fundamentalist movements around the world noting any...

In this percentages worksheet, students write twelve decimals as percentages and twelve percentages as decimals. Students check their answers with the key when they are finished.

In this percentages learning exercise, students write eighteen fractions as percentages. Students problem solve each fraction as a percentage.

Students predict how changing the pendulum components affect its period. In this physics lesson, students calculate the period using different masses. They analyze lab result and complete assigned worksheet.

Students describe the relationship between temperature and volume. In this chemistry instructional activity, students perform an experiment and record their their results. They use Charles' law to explain their observations.

Eighth graders identify the different layers of the earth. In this earth science instructional activity, 8th graders choose a project to do from a given list according to their learning style. They present their finished project in class.

[Free Registration/Login Required] Learn about how high-voltage alternating current (AC) electricity generated by a power station is converted into low-voltage AC electricity for your home using this interactive simulation. A PDF...

Learn about transformers, how they work, the turn ratio, and their uses.

Rediscovery is an outdoor education program run in many First Nations. It uses a hands-on approach to learning based upon traditional cultural teaching allowing aboriginal youth to experience their cultural past in present day.

How does electrical energy get from one place to another? Explore how electricity is moved around and transformed into other forms of energy. (Requires Java)

Investigate with a bar magnet and coils to learn about Faraday's law. You can also play with electromagnets, generators, and transformers!

Transformer house of the first large-scale, alternating current electric generating plant in the world; tapped power of Niagara Falls via a 7,500 foot (2,286 m) tail-race tunnel.

A site dedicated to help students prepare for the AP Physics B test. This specific site reviews circuits including current, resistance, power, Ohm's law, batteries, DC circuits, transformers, and car coils. Site contains links to video...

This site is a very simple overview of plate tectonics. It includes a map of all the major plates and a diagram of the layers of the earth.

A biography of Pete Rozelle, the Commissioner of the National Football League who transformed the league into its current form. He is responsible for consolidating the teams playing professional football, making the league profitable,...

Lesson looks at the definition of an ecosystem, biogeochemical cycles, and factors responsible for the differences between ecosystems.

Provides a long list of physics formulas for easy reference.

In this interactive lesson you will learn about the theory of plate tectonics and the three types of plate boundaries that are responsible for Earth's geologic features.

Lesson plan provides a summary of the impact of the Egyptian revolution of 2011 on other countries in North Africa and the Middle East. Cartoons are provided that comment on the emergence of democracy and the importance of oil and...

Students learn how engineers transform wind energy into electrical energy by building their own miniature wind turbines and measuring the electrical current it produces. They explore how design and position affect the electrical energy...

A very comprehensive site organized well with many topics dealing with AC circuits.