So now that we know what Properties are, how can we use them to figure things out? In this episode of Crash Course Kids, Sabrina uses them to solve the mystery of what she tripped over last night. This first series is based on 5th grade...

Stories of discovery and invention often begin with a problem that needs solving. Summoned by the king to investigate a suspicious goldsmith, the early Greek mathematician Archimedes stumbles on the principle that would make him famous.

Can you believe that you can blow up a balloon without actually blowing your own air into it!? Follow along with this super neat experiment and find out how!

Even an empty lunch sack is useful to science. You can examine it and come up with some traits. In this episode, Sabrina chats about things like malleability, hardness, conductivity, and magnetism. And all with lunch! This first series...

What kinds of stories move us to act? To answer this question, creative technologist Heidi Boisvert is measuring how people's brains and bodies unconsciously respond to different media. She shows how she's using this data to determine...

In this video Paul Andersen explains how energy flows in ecosystems. Energy enters via producers through photosynthesis or chemosynthesis. Producers and consumers release the energy from food through cellular respiration. An...

There is more than one way to measure the same thing! Jessi and her friend The Giant Squidstravaganza (Squid for short) explore the differences between the Metric System and the Imperial System.

Ever get curious about how beer goes from the brewery to your belly?

Looking around, you might think it’s obvious that the abundance of screens and social media are ruining our lives, but what does the research actually tell us?

I'm sure you've heard of Isaac Newton and maybe of some of his laws. Like, that thing about "equal and opposite reactions" and such. But what do his laws mean? And how do they help us understand the world around us? In this episode of...

In this video Paul Andersen explains how the resistivity of a material opposes the flow of charge. Conductors (like metal) will have a low resistivity and insulators will have a high resistivity. Semiconductors will have a moderate...

From 2016 to 2019, the world saw record-breaking heat waves, rampant wildfires, and the longest run of category 5 tropical cyclones on record. The number of extreme weather events has been increasing for the last 40 years, and current...

Mr. Andersen explains significant digits and shows you how to use them in calculations.

New ReviewImagine a world where Earth stops spinning—oceans drift toward the poles, leaving behind a vast equatorial continent encircling the planet like a belt.

New ReviewIn this video, I answer the question, what is Expected Monetary Value, EMV? And we look at its use in risk management and decision theory.

New ReviewGoal setting is a critical art of performance improvement. In this video, I'll give you all the basics of how to do it easily and effectively.

New ReviewThis engaging program helps students comprehend the concept of volume. Easy-to-understand examples illustrate how the volume of liquids are measured. Measuring solids is shown using a ruler, or through the process of water displacement.

New ReviewThrough common, everyday examples the process of measurement is explored. Tools used to measure matter such as scales, measuring tapes, cups, and rulers are illustrated. The idea of the metric systems is also introduced. The video...

New ReviewThis engaging program explores the concept of thermal energy. Animations, along with video footage, describe the relationship between moving particles and heat. Special attention is given to the process of energy transfer.This video...

In this video students will observe and measure an object in motion to show how patterns can be used to predict future motions. As a result of a hands-on experiment they will observe and explain patterns of motion. This program...

How do breathalyzers work? And will there ever be a breathalyzer for marijuana? As pot has become legal in several states, law enforcement has sought a method to detect marijuana use in drivers. This is complicated, though. Breathalyzers...

Sigh. Nutrition research is often bad, and how we talk about it is even worse. If you believe the hype from the past several years, intermittent fasting doesn’t only help you lose weight, it may go so far as to prolong your life. So what...

How do breathalyzers work? And will there ever be a breathalyzer for marijuana? As pot has become legal in several states, law enforcement has sought a method to detect marijuana use in drivers. This is complicated, though. Breathalyzers...

In this short video we will answer a standardized math test question using similar triangles to find a unknown angle. We will begin by reviewing the definition of similar figures. We will identify the corresponding angles and use the...