Watch as the Secret Math Tutor demonstrates how to compute simple interest in a helpful math video. The narrator poses a word problem and formula before working through the problem, complete with explanation and work shown.

Woodworking is math-intensive work. Viewing a video of a woodworker explaining how he applies math in his craft sets the stage for a crafty lesson. Pupils use ratios and proportions to create scale drawings of objects.

Math and movement come together to make this app. Take a moment to watch as Rich and Jennifer lead you through how to use this hands-on fraction practice with your young mathematicians.

When will we ever use this? A Pixar movie maker explains to students how math is used in the creation of animated films. The movie maker discusses the importance of coordinate planes, transformations and translations, and...

Support your youngsters as they learn basic math skills by providing this app! Jennifer and Rich demonstrate how to practice addition and subtraction and use the app's main features.

Data is just waiting for scholars to analyze. By viewing a video of a data analyst explaining his job and the math that surrounds it, scholars begin a lesson on data collection and analysis. Groups develop questions for a poll on teenage...

Adding double-digit numbers can seem difficult for some students. But this Khan Academy video makes this process clear in a developmentally sound way. Students watch as 'Sal' adds the number 46 to 43. He references each number by its...

In what direction is our wired world going? Scholars prepare to interact with the technology of the future using a video from a series that focuses on media literacy. The narrator proposes viewers keep a skeptical mind as they interact...

Here is a fairly basic video that uses three equations, each written in slope-intercept form, to determine whether the lines are parallel. Sal graphs each equation on the same coordinate plane to show how their slopes compare. The video...

The name of this app may sound a little gross, but there's nothing gross about learning math with game-based practice. Rich and Jennifer demonstrate just how to line up your crackers in order to avoid the goo, and learn some...

Are you trying to integrate technology into the elementary math curriculum but having trouble finding the right tools? Rich and Jennifer are here to help as they explore this fun skills practice app and point out considerations when...

Imagine injecting tiny robots into your blood to help fight disease. According to Daniel Kraft, that's just one of many exciting new medical technologies coming our way in the not-so-distant future. The key to these amazing innovations...

Trapezoids can be tricky! Break down the process of finding the area of a trapezoid with an engaging math video. Learners explore area formula and shown exactly how to plug in information, solve, and simplify. 

This video focuses on rational expressions and completes Sal's lecture series on working with and solving this particular type of equation. Its length would be ideal for a computer lab visit or homework assignment (in conjunction with a...

Why can't we text when wearing wool gloves? The narrator explains the science behind touchscreens as part of a larger physics series. From sensors to translation, the complex process of sending a simple emoji comes to life.

Probability and pie charts are the topics of problems 13-14 in this practice CAHSEE video, in which the speaker takes test review students through the work necessary to solve these problems. A teacher could present the video to a class...

Binary code is used to create an endless supply of barcodes. The narrator writes out the computation of how many bar codes are possible. Then he shows that we have come up with even more complex coding such as quick response (QR) code...

Useful as a classroom resource, a computer lab assignment, or even a homework supplement, this video shows viewers some more techniques for factoring polynomials. Once they have mastered the art of factoring, the rest of algebra will...

Focusing on the intuitive nature of algebra and factoring, Sal demonstrates how to factor quadratic equations efficiently. This video would be great to show in class after a lecture on quadratics or to assign in a computer lab (or...

Apply the concept of scientific notation to a word problem involving the rate of speed. Sal explains how to express the answer using scientific notation.

The instructor uses the temperature formula to illustrate how the variables can be manipulated to solve a problem.

Kids love animals, so encourage them to explore matches with animal-themed math. Jennifer and Rich present the app's features, spending particular time on how to use it and apply it to your classroom needs.

Magnetic resonance imaging, just how safe is it? The introduction to unit study of magnetic resonance imaging technology presents the grand challenge questions of how an MRI machine works, the risks involved, the physics involved,...

While often used interchangeably, the distinction between accuracy and precision is critical for many scientific endeavors. Discover the importance of consistency for precise results, and the need for accuracy in the field...