The San Andreas Fault is the largest earthquake-producing fault in California. In the seventh lesson in the 20 part series, pupils create maps of California, focusing on the San Andreas Fault system. The comparison of where...

Investigate the meaning of the Pythagorean Theorem through modeling. After comparing the area of the square of each side, individuals cut triangles and squares to facilitate the comparison.

Create a model to study a microscopic phenomenon. The seventh of 12 lessons uses an egg (without its shell) to represent a cell membrane. Using different solutions, learners explore the concept of cell diffusion. They monitor...

It's hot today, but is that the weather or the climate? This colorful presentation isolates both concepts to allow for better understanding by covering the positioning of the planet, making comparisons of land versus water, and looking...

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...

Explore the chemical components of water through an electrolysis reaction. Scholars use a battery to divide various water solutions into different gases. As they collect the gases, they measure the volume and make a comparison to the...

When is the trigonometric value of a negative angle the same as the positive angle? Pupils compare the values of trigonometric functions for different angles and their negatives. The interactive resource provides a visual display to make...

Here's a hurricane lesson that's sure to catch your eye! Pupils learn about the unique balance of conditions required to form one of nature's most destructive forces. The interactive illustrates how hurricanes form, grow, and affect...

What do Johann Sebastian Bach and Miles Davis have in common? Much more than class members might imagine. The comparison of these two famous composers is just one lesson in a unit that investigates many facets of the music industry...

It's time to boldly go where your class has not gone before! The introductory lesson in a five-part series takes young oceanographers aboard the NOAA Ship Okeanos to begin a study of ocean exploration. The lesson includes a comparison of...

Raise the bar for hockey fans. Using data about favorite hockey teams, pupils build a bar graph. They use the information from the graph to make comparisons and solve one- and two-step problems.

Given populations of the five Northwestern states, learners create a circle graph. Using the data and the pie chart, they make comparisons between the populations of the states. Finally, the pupils determine how the chart will change...

What are the advantages to seeing multiple data sets on the same graph? Scholars explore this question as they manipulate the animation within the lesson. Questions within the interactive ask individuals to make comparisons across the...

Investigate the Law of Conservation of Mass through a lab exploration. Individuals combine materials to initiate chemical reactions. They monitor for signs of reactions and measure the masses before and after the reactions for...

How much plastic do manufacturers use to create water bottles each year? The class explores the number of water bottles used throughout the years to determine how many consumers will use in the future. Class members compare different...

What is the relationship between two variables? Groups work together to gather data on arm spans and height. Using the interactive, learners plot the bivariate data, labeling the axes and the graph. The resource allows scholars to create...

No matter how you shuffle the elements, their electron configurations keep them in the same order. How can that be? Introduce the concept of periodicity through a lesson that combines inquiry, discussion, and comparison. Partners...

As part of their study of the 1963 March on Washington, class members do a side-by-side comparison of the original text of Martin Luther King's "I Have a Dream Speech" with a transcript of the speech he delivered. The take away from the...

Most pupils know about the flu, HIV, and other viruses, but they don't know what each actually looks like. This interactive shows their relative size, structure, and allows for comparisons. It stresses the similarities and differences...

You don't want to flush your money down the drain! Have your classes complete a financial comparison between two different types of toilets. They use linear modeling to determine the most cost-effective model.

Piece together American and Canadian culture by learning about peace parks! Scholars discuss differences between Waterton Lakes National Park and Glacier National Park as a group. The newly-informed pupils answers questions about this...

Cells of different organs have unique cell functions. Learn how cell functions vary depending on their roles in the body using an inquiry-based activity. Scholars analyze the cell structure to make comparisons to its functions, allowing...

Young children often appear to have endless amounts of energy. The interactive describes where energy comes from and how bodies turn food into a usable energy source. The comparison of ATP to a rechargeable battery helps pupils remember...

Take a trip back in time to examine angular velocity. Using the revolutions per minute, learners calculate the speed of a point on a 33 record. They compare the speed of a point on the edge of the record to the speed of a point closer to...