Analogies are a great tool for teaching word relationships. For this instructional activity, learners complete 10 analogies using the bridge sentences provided to help them make the correct connections.

To understand the controversy surrounding the US 2000 presidential election, class members investigate the rationale behind the Electoral Collage, the intimidation involved in the election of 1876, and the 2004 American League...

Explore the world of textured landscapes through the eyes of the famous artist, Grant Wood. Here is an elementary art lesson in which scholars learn about Grant Wood's life, view his work, draw their own textured landscape, and then...

What's the difference between a rock and a mineral? And what properties are used to identify minerals? The first installment of a five-part series on earth materials and processes prompts young scientists to identify a set of...

What are the benefits of a single EU market? Class members conclude their examination of the European Union by focusing on the single market concept designed to bring down barriers, create more jobs, and increase prosperity.

Good versus bad data. Pairs rate online collections of data representations from good to bad and then suggest ways to improve the visualizations. The class then creates a list of best practices and common errors in data representations...

Examine the behavior of energy as water freezes and melts. An engaging activity provides a hands-on experience to learners. Collaborative groups collect data and analyze the graphs of the temperature of water as it freezes and then...

If you don't want to drink red cabbage juice, here's another use for it—a decoder! Using vinegar and ammonia-based window cleaning liquids as invisible inks, scholars create designs in the second lesson of the series. Red cabbage juice...

What are some basic features of functions? By looking at functions in graphs, tables, and equations, pupils compare them and find similarities and differences in general features. They use attributes such as intervals of...

For many people, Barack Obama's presidency was the next step in Martin Luther King, Jr's dream of America's future. Explore the dreams of Americans past and present, as well as the young Americans in your class, with a set of activities...

What's the opposite of multiplying binomials? Learners apply their previous knowledge of multiplying binomials using algebra tiles to factor trinomials. The lesson introduces factoring as a process that uses algebra tiles to...

There are a number of social, emotional, and physiological reasons why teenagers start smoking, and why they continue smoking into adulthood. Help class members understand why smoking begins in youth—and how to protect themselves from...

Many consider Les Miserables to be one of the greatest novels ever written. An eBook version of Les Miserables by Victor Hugo contains the entire text, translated from the original French. Each section is organized into books...

One step at a time! A seemingly linear relationship becomes an entirely new type of function. Young scholars build their understanding of step functions by completing a three-stage activity that incorporates multiple representations of...

Earthquakes are really no one's fault. A thorough lesson explains the different types of earthquakes how they happen. Learners interact with the online lesson to simulate earthquakes and examine their results. The lesson is appropriate...

The final lesson in the seven-resource Reconstruction Era collection examines the legacies of Reconstruction. Class members investigate why the period has been called an "unfinished revolution," "a splendid failure," and "the second...

When you ask your students to take notes during class, do they really know what you mean? Are they taking the right kind of notes and using their time effectively? Make sure they are by offering this handout, a comprehensive guide...

More than 90 percent of the people in a building have come down with an illness, and it is your job to investigate. Teachers give scientists the data needed to decide what is important and how they can solve the mystery....

Show your class how to develop a protocol to solve a problem. Pupils then continue with working with binary messages but refine a protocol to assist with the distinction of individual bits by including a bit rate. Finally, the pairs...

Pupils determine the pattern in collinear points in order to determine the next point in a sequence. Using the definition of slope, they practice using the slope formula, and finish the activity with three different ways to...

What do logarithms have to do with bone density? Scholars learn that the equation for bone density includes logarithms. The majority of the third lesson of seven is devoted to logarithms and their properties.

Christmas trees can be as large and elaborate as the tree in Rockefeller Center, or as small and understated as Charlie Brown's tree in A Charlie Brown Christmas. But where did the tradition of Christmas trees come from? An engaging...

Students investigate the genocide that occurred in Rwanda. They read and discuss an article, watch a Frontline video, complete a worksheet for the video, and write a letter to the Rwandan government or United Nations about the...

Students implement a plan to carry out a service project with a nonprofit organization. In this philanthropy lesson, students use a decision-making model to choose a local organization to work with and keep a journal of the service...