Examine the relationship between the input and output variables in a table of values. As learners build an input-output table using online manipulatives, they begin to identify patterns. They answer questions about these patterns...

Inject a great interactive into your lesson plans. Scholars learn about injections, surjections, and bijections of sets. They use an interactive that shows an example for each of these relationships between sets.

How is your grandmother related to you? How is your cousin related to your grandmother? Learn about family relationships and pronouns with an activity that guides pupils to write two short narratives about members of their families.

Go the distance in learning about distance, rate, and time. Young mathematicians use an interactive to investigate the relationship between distance, rate, and time. A set of challenge questions assesses understanding of these...

Limits can provide some valuable information about graphs. A slider interactive lets learners see the behavior of a graph around asymptotes. They investigate relationships between limits and asymptotes.

Transform proofs using triangle rotations. By rotating a triangle around various points, class members develop proofs. Participants prove relationships of alternative interior angles formed by parallel lines and the sum of the interior...

There may be plenty of horror in Joseph Conrad's novel Heart of Darkness, but studying the details of the plot doesn't need to be horrific. High schoolers complete a short crossword puzzle to review the names, events, and...

Would you rather be right, or would you rather be kind? A novel unit based on R.J. Palacio's Wonder focuses on the need to be kind to others and to accept their differences. As learners read the book, they discuss the themes of...

The Burmese python is on the loose ... and he's hungry! Illustrate the differences between causative and correlative relationships through an inquiry lesson. Pupils examine several sources of information to determine if there is a...

Why do we sweat? Scholars analyze data about body temperature, sweating, and other factors to better understand sweating. They note the changes after drinking ice water to sweating, skin temperature, and body temperature. Analysis...

Traditional lamian, a noodle originating from China, is hand shaped by twisting, stretching, and folding the dough into strands. Scholars observe the technique before determining the length of the final noodle. They use exponential...

Don't let a little challenge get between your pupils and their learning! Scholars compare two absolute value functions to recognize patterns and use them to build their own functions with outputs that are between the given. They then...

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...

Current work lesson plan just not ... working? Add an engaging interactive that helps pupils explore positive and negative work relationships! Individuals assess situations to determine what type of work, if any, the resource describes....

Round and round and round we go. Given a diagram of three circles, two of which share a point with the third circle, learners identify the radius of each circle. Doing so requires setting up and solving a system of equations based on the...

Parent functions and their combinations create unique graphical designs. Learners explore these relationships with a progressive approach. Beginning with linear equations and inequalities and progressing to more complex functions,...

What if a coordinate plane becomes a slope-intercept plane? What does the graph of a linear function look like? Learners explore these questions by graphing the y-intercept of a linear equation as a function of its slope. The result is a...

Undo a function to create a new one. The inverse of a function does just that. An inquiry-based lesson examines the result of reversing the variables of a function, beginning with linear patterns and advancing to quadratic and...

Experiment with integer relationships. Young scholars consider integers that have a sum of 10. They begin with two integers, then three, four, and more. As they consider each situation, they discover patterns in the possible solutions.

How many different types of triangles can your class name? A discovery lesson guides learners through an exploration of the different triangle types and the relationships between their angles and sides. Using coordinate geometry,...

Money isn't the only type of currency that fills a piggy bank. Learners practice filling their banks with the the things that make them grateful. Pupils write about their talents, relationships, challenges, and life skills, making...

Diversity in a biome leads to some unique characteristics vital to the natural environment. Young scholars use an interactive map to explore the vegetation and climate of the Gorongosa National Park. They collect climate data to compare...

How have Mexico's largest cities help shape the destiny of that country? What insights can a ninteenth-century economist give us about population growth? Two essay-style questions help your learners unravel complicated relationships....

Mollusks created every shell on Earth. Young scientists learn more about the phyllum mollusca in an informative presentation. It covers their characteristics, body plans, and relationships in the ecosystem. Then, it details each class of...