Mathematics

Ideas presented by Nicki Newman focus on how to use a beaded number line to teach math concepts to grade 3 students

Ideas presented by Nicki Newman focus on how to use a beaded number line to teach math concepts to grade 4 students

Ideas presented by Nicki Newman focus on how to use a beaded number line to teach math concepts to grade 5 students

Ideas for using a beaded number line to teach math concepts from K-3

Casio (a popular source of math calculators) has also begun posting videos on its YouTube channel to help students learn how to work through critical mathematical concepts using its calculators.

Free personalized math learning resources are available for all ages. Video learning segments are followed by practice activities.

A youtube channel by math professors, Burkard Polster and Marty Ross. These videos tackle fascinating formulas and theorems and walk users through examples to test knowledge along the way.

Cartoon videos of songs to help students from K-6 remember math concepts.

Math Teacher Lounge is a video series designed just for K–12 math educators. In each episode, co-hosts Bethany Lockhart Johnson and Dan Meyer chat with guests, digging deep into the math and educational topics you care about.

They say the pen is mightier than the sword, and authorities have often agreed and outlawed books. But some numbers have also been considered dangerous enough to ban.

Learn how physicist Enrico Fermi used the power of 10 to make reasonable estimates of large numbers Related Lesson

Without math, would our seafaring ancestors ever have seen the world? Explore the beginnings of logarithms through the history of navigation, adventure and new worlds. Related Lesson

How high can you count on your fingers? It seems like a question with an obvious answer of 10. But is that really as high as we can go?

When you're working on a problem with lots of numbers, it helps to organize those numbers into a grid, or matrix. Bill Shillito shows us how to work with matrices, with tips for adding, subtracting and multiplying (but not dividing!).

Math tends to inspire groans, moans and a fair amount of anxiety. But is there any way to make math enjoyable? Or, dare we say … fun?

The philosopher Hippasus was rumored to have been mortally punished by the gods. Hippasus's transgression was mathematically proving the hitherto unprovable. .

Learn about the technique involved with sidewalk illusions where artists represent 3D views on 2D surfaces. This video describes perspective, with specific reference to 3D street art. Related Lesson

While the idea of a single person moving tons of weight on their own might sound impossible, chances are you’ve seen this idea in action at your local playground.

Have you ever sat down to take a math test and immediately felt your heart beat faster and your palms start to sweat? This is called math anxiety, and if it happens to you, you’re not alone: Researchers think about 20 percent of the population suffers from it. Related Lesson

In the world of math, many strange results are possible when we change the rules. But there’s one rule that most of us have been warned not to break: don’t divide by zero. Why?