Dr. Algae talks about the way our bodies change as we progress through life. He then discusses puberty and how it affects your body.

In this video, students learn to anchor problems to number ten, a common way to problem solve. For example, the problem 9+3 might be unfamiliar, but if we split number 3 into 1+2, we can create a ten. We are left with 9+1+2, or 10+2....

Linguist Carol Padden (UC San Diego), describes unique aspects of humor that American Sign Language enables.

Chameleons don’t change their color for camouflage, as most people think. They can’t perfectly match your crazy pink curtains or blend into your blue couch. As much as Pascal from Disney’s Tangled might change his colors on whim, alas,...

Should Robots Be Taxed?

I wrote the lyrics to this one and put it to the tune of a familiar kids' song. I think it turned out well!

Converting Customary Measurements of Capacity explores measurements of capacity using the customary system.

Converting Customary Measurements of Mass explores converting measurements of mass using the customary system, including ounces, pounds, and tons.

Converting Customary Measurements of Length explores measurements of length using the customary system.

The video “May the Force Be with You” uses sports examples to discuss how force is applied to objects to change their direction.

Converting Customary Measurements of Mass explores converting measurements of mass using the customary system, including ounces, pounds, and tons.

UC Berkeley psychologist Stephen Hinshaw describes how the practice of taking medication for ADHD and other conditions is far more subtle and complicated than most of us appreciate.

Psychologist Carol Dweck (Stanford) gives her enthusiastic take on the future of psychology.

Psychologist Philip Zimbardo (Stanford) describes how, more than 4 decades after his notorious Stanford Prison Experiment, many people still deny the importance of situational effects.

Learn how to multiply whole numbers by fractions using models in this fun and educational video from Doodles and Digits. Our visual approach makes math easy and enjoyable for everyone!
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Using models, we'll break down the...

Welcome to Doodles and Digits, the perfect place to learn math in a fun and interactive way! In this video, we'll show 3rd, 4th, and 5th-grade students how to multiply a fraction by a whole number using a step-by-step approach. We...

Percent Decrease: Fraction to Percent shows how to solve percent decrease problems by changing a fraction to a percent.

This video discusses what biodiversity is and its overall importance in ecosystems. The video will also discuss different factors that can decrease biodiversity.

In this video, a teacher demonstrates how to subtract using a number line and helps students identify which number line represents a given expression. The teacher breaks down the steps and eliminates incorrect answer choices, making...

This week on NTV’s Nature Request Live, host Brit Garner counts down the top five musical theatre themed music videos about nature, parodying hits from THE SOUND OF MUSIC, RENT, EVITA, and WICKED. Get your Nature League pin here!

On this episode of Nature League, Adrian asks Brit what would happen if all mosquitoes went extinct. Graphics by Tamar Ziri; Original intro and branding by Matt Gaydos and Maia Ledesma. Special help from Felix and Jane

In this installment, we explore a potent way to manage our moods when emotions run high: introducing the N.E.R.D. method. We'll understand how to Notice Emotions, regulate them, and Distract ourselves to better handle situations that...

As John was saying in his last video, I think that we don't give ourselves enough opportunities for self reflection, and I think personality tests can help with that, but I also think they imply that there is something overly concrete...

Throughout this video I say "probability curve" when a statistician would say "probability distribution." I just want to say that I'm aware of this, and that it's a choice I intentionally made because I felt like it made it easier to...