In this lesson, students identify and categorize the different transformations that occur when a user manipulates a smartphone screen.

In this lesson, students use linear relationships and proportional reasoning to explore comparative advantage and the risks and benefits of trade.

In this activity, students will analyze proportional relationships and use them to solve real-world problems.

In this lesson, students learn about how pyramid schemes work, and use geometric sequences to model the (exponential!) growth of a pyramid scheme over time.

In this activity, students will learn about the costs associated with operating a mine and how technology can help to
reduce the costs in three areas; energy, resources, and safety.

This lesson focuses on the basics of borrowing with a credit card including interest rates, monthly compounding intervals, and different payback options.

Actress, comedian, and political activist Janeane Garofalo joins the show to lay out the political theater as she sees it, and cedes no ground on whether scientific issues should ever be a topic of partisan debate.

In this lesson, students use retail stores and logic to examine the classic case of the Prisoner’s Dilemma, and decide whether there is hope that the people might be able to reclaim Turkey Day.

In this lesson, students use percents and expected value to understand how health insurance works

In this lesson, students use linear and quadratic models to analyze and discuss the relationship between the price of a Wii U console and profits for Nintendo.

In this lesson, students operate with decimals to calculate the total costs to produce different U.S. coins.

In this lesson, students draw histograms to explore state spending habits on schools and on police.