Common denominator, invert, and terminating decimal are only a few terms found in a set of math vocabulary math cards. Made up of 40 cards, the set reinforces terms with boldly printed word cards, and definition cards offering an...

Can you catch the same cold twice? Elementary and middle schoolers learn about what happens when a virus attacks their bodies, and how the immune system never forgets a virus, with an entertaining comic book. The packet includes...

I got a different answer, are they both correct? While working through modeling problems interpreting graphs, the question of precision is brought into the discussion. Problems are presented in which a precise answer is needed and...

Individuals learn to divide and conquer complex numbers with a little help from moduli and conjugates. In the second lesson on complex number division, the class takes a closer look at the numerator and denominator of the multiplicative...

If you know one, you know them all! Parent functions all handle translations the same. This lesson plan examines the quadratic, absolute value, and square root functions. Pupils discover the similarities in the behavior of the graphs...

Using the concept of a candy vending machine, young mathematicians explore the sugar ratios found in different types of candy. Using the provided information, class members calculate and compare different ratios in...

Plankton are so abundant in the ocean they outweigh all of the animals in the sea. In this three day activity, groups discuss and become familiar with plankton, capture females, and look for egg production on day three. 

Building on prior knowledge of the pervious lesson in the series, pupils explain the previous lesson to each other. Then they write a simple guide for a young child to read on the same topic. 

Investigate polygons from rectangles to triangles to octagons. Each level of the five-problem series targets a different grade level. Beginning with the level A problem, learners examine the relationship between area and perimeter by...

Model and explore osmosis using squash and potatoes. Young scientists expose chunks of potatoes to different concentrations of a squash solution. They compare the weights of the chunks before and after exposure to the solution and use...

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...

Freedom of speech is not always free. Scholars investigate how the First Amendment provides for the right to express opinions. Through the court case Hazelwood v. Kuhlmeier, they analyze free speech using primary documents—and hopefully...

Imagine being on the front line of the Civil War —from the front porch of your own house. Scholars use visual evidence from primary and secondary sources to analyze the impact of the Civil War on all Americans. They examine the research...

Here's a switch--a lesson plan designed for prepare class members for a substitute! The plan highlights six behaviors that demonstrate respect and responsibility. 

Water is the source of life. It appears in poetry in both peaceful and torrential descriptions; it appears in earth science in its liquid, gaseous, and solid states. Combine these interpretations of our planet's most precious and...

Graphs, functions, symbols, and more! Use these strategies to model everything from the flow of a river to the number of cars passing a toll booth. Presented differently but solved similarly, learners consider five different scenarios...