With rising oil prices and increasing concerns over global warming, the pressure is on for engineers to develop alternative sources of energy. Among the new technologies being developed are hydrogen fuel cells, which young scientists...

I don't get electricity jokes, watts so funny about them? The 13th in a series of presentations covers energy, motors, currents, generating electricity, calculating electrical energy cost, transformers, and batteries.

Can Earth's oceans produce a steady supply of clean energy? Scholars explore the uses of tidal and thermal energy in the 11th installment of a 13-part series about ocean-based alternative energy sources. Learners examine the...

Surf's up! What causes the constant motion of Earth's oceans? Scholars discover the origins and types of waves in part nine of a 13-installment series. The resource illustrates wave behavior, their destructive power, and current research...

Take a look at an organized physics course. The 34-section electronic textbook covers material in AP® Physics 1 and 2. Teachers use the text to supplement lectures and have the class work through the labs. Each section contains...

By role playing real-world experiences, such as purchasing snacks and grocery/toy store shopping, your youngsters will begin to develop an understanding of how to make decisions and choose between alternatives. This is the first...

How do you calculate your Body Mass Index, and why is this information a valuable indicator of health? Class members discover not only what BMI is and practice calculating it using the height and weight of six fictitious individuals, but...

A fabulous set of examples and problems that introduce basic trigonometry concepts, this packet is set apart by the care it takes to integrate both radians and degrees into the material. After defining radians, the author demonstrates...

Jewell Parker Rhodes, the author of Ghost Boys, wanted to bring the historical legacy of Emmett Till and the current topic of racial prejudice into today's young readers' mindsets. Use a reading guide and set of discussion questions to...

There’s no such thing as a free economics course, but here's a resource that is as close as you can get. Drawing on the expertise of a textbook, augmented by input from higher education economics instructors, a helpful eBook presents a...

Words are powerful ... can your class choose them wisely? Scholars evaluate news articles to discover the concepts of tone, charge, and bias during a media literacy lesson. The resource focuses on recognizing implicit information and...

How much does it cost to live the life your dream life? Scholars explore the pitfalls of personal finance through planning, discussion, and research. The first lesson in a five-part series tasks individuals with determining an...

Sequences and series are traditionally thought of as topics for the pre-calculus or calculus class, when learners are figuring out how to develop limits. But this unit uses patterns and slopes of linear functions in unique ways...

Work on making good shopping choices with a fun economics project. Kids analyze the differences between brand names and generic products, bigger and smaller units for purchase, and different places they can shop for different items.

Do pilots create appropriate spacing between aircraft by traveling a longer or shorter path? An interactive presents two airplanes that violate safety protocols. Pupils must determine how to change the path of one plane to create...

Keep the planes from crashing. Pupils work with three airplanes and change their flight paths to keep them at a safe distance from each other. Individuals work through three problems in the third interactive in a set of six with...

Break down the parts of argumentative writing with a critical thinking activity. High schoolers read an article of your (or their choice), and use a graphic organizer to delineate the ways the author structures his or her arguments.

The process of nominating and confirming federal judges can sound like a lot of bureaucratic hoops, but a resource breaks down the steps of the Supreme Court nominations in a simpler manner. Learners participate in four activities that...

[Free Registration/Login may be required to access all resource tools.] Defines electric current and relates electric current to different materials (insulators and conductors).

This lesson focuses on Electrical circuits including standard symbols for electrical components, a list of components and what they do, a discussion of various types of resistors, and alternating current and direct current. Links to a...

[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...

Students learn about static electricity using terms such as friction, induction, and conduction. They also explain and illustrate the difference between alternating and direct current, and understand the relationship among voltage,...

Solar power is cheaper and more sustainable than our current coal-fueled power plants, so why haven't we made the switch? The real culprits here are the clouds, which make solar power difficult to control. Alexandros George Charalambides...