This is a procedural video that will introduce students to watercolor techniques.

“Analogies” discusses types of word relationships in analogies, including synonyms, antonyms, part of a whole, cause and effect, and item and category.

In this episode of Alexa's 'Practise Your French' series, Alexa helps you practise the big numbers.

Let's learn about anthropogenic space weather!

Timelines and Effects in Doodly

“Types of Mutations” defines and explains the main types of mutations.

This video describes density differentiation between ocean surface currents and deep ocean currents, and how this difference affects global ocean current flow.

Factors Affecting Enzyme Function explains how changes in pH, temperature, and concentration levels can affect enzyme function.

You ever know anyone who thinks they’re smarter than they actually are? Ever work with someone who’s way underqualified? Ever think back on your past self and cringe at your ignorance? Why is it that stupid people think they’re so smart?...

Have you ever watched a movie with the sound muted? It doesn’t really seem as impactful, even though the acting on screen is the same. It turns out that audio, and specifically music, plays a hugely important role in creating film as we...

In 2011, a scandal broke in psychology that made everyone question whether any of its research could really be believed. For the last decade, psychology has grappled with the aftermath and has tried to understand what went wrong. The...

Dr. Forrester reviews key events of the Civil War and discusses changes in the South resulting from the war.

A video entitled "Earth's Changing Climate" which explores the topic of climate, focusing on how humans and nature affect it.

The video entitled “Employing Rhetorical Devices” explores using rhetorical devices in a persuasive text.

The video “Understanding Natural Hazards” distinguishes natural hazards from natural disasters and then discusses the ways that people can cause and prevent such disasters.

What were the results of the French and Indian War? How did the Proclamation of 1763 effect the New World? A look at how the Proclamation Line of 1763 effected the colonists, Great Britain and the Native Americans. Perfect for APUSH...

Take a quick trip down the Erie Canal of Explaining as we look at how this revolutionary transportation system changed the course of United States History. Join me as we lay down the tracks of learning by covering the basics on the...

A summary of the attempted assassination of President Ronald Reagan on March 30, 1981 including a look at John Hinkley Jr and the effects of the shooting.

At high speeds, wheels may appear to be turning backwards, creating an optical illusion known as the Wagon wheel effect. This happens because our brains fill in gaps between images to create the illusion of continuous movement. As a...

It's hard to overstate how different "We will moderate based on what is illegal" is from "...illegal or destructive to the world, or wrong, or bad." That second sentence is just saying "moderation will remain centralized and...

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...

Is this water "falling up"? This video explains the illusion behind the

stroboscopic effect and how it can make water drops look like they
are
falling up or even hovering in mid-air. Check out the Science Buddies website for...

This video shows how to make your own strobe light using an Arduino and an LED strip. The strobe light is useful to visualize the stroboscopic effect and is much better than a strobe light app on your phone. For written instructions for...

Have you ever seen a video where it looked like a car's wheels or a helicopter's blades were spinning backwards? This optical illusion is called the wagon wheel effect, named after old movies where it looked like wagon wheels were...