Instructional Video4:59
Crash Course Kids

What is an inference? (Charlotte’s Web): Crash Course Kids Literature #1

3rd - 8th
New ReviewReading books can be fun, but there’s so much more to discover beneath the surface. In this episode of Crash Course Kids Literature, we’ll use our background knowledge and story evidence to make inferences about E.B. White’s novel,...
Instructional Video5:31
Crash Course Kids

Character Traits Explained (King and the Dragonflies): Crash Course Kids Literature #2

3rd - 8th
New ReviewHow do characters make a story? In this episode of Crash Course Kids Literature, we’ll investigate the traits of characters from “King and the Dragonflies” by Kacen Callender and uncover the ways they relate to each other. Topic:...
Instructional Video5:14
Crash Course Kids

How to find themes (A Wrinkle in Time): Crash Course Kids Literature #3

3rd - 8th
New ReviewWhere do you find a theme? Deep in the characters, under the setting, entwined in the plot? In this episode of Crash Course Kids Literature, we travel through the universe with the characters in “A Wrinkle in Time” to discover its...
Instructional Video5:45
Crash Course Kids

Understanding nonfiction: Crash Course Kids Literature #4

3rd - 8th
New ReviewIf you want to learn about a new topic, where do you start? In this episode of Crash Course Kids Literature, we synthesize information from two nonfiction books about a woman with an eye for insects: Maria Merian. Topic: Synthesizing...
Instructional Video6:22
Crash Course Kids

Poetry explained (Inside Out & Back Again by Thanhhà Lại): Crash Course Kids Literature #5

3rd - 8th
New ReviewRoses are red, violets are blue… What on Earth CAN’T a poem do? In this episode of Crash Course Kids Literature, we dive into the poems that make up Thanhhà Lại’s verse novel, “Inside Out and Back Again” and the figurative language that...
Instructional Video5:24
Crash Course Kids

How to compare and contrast (Little Red Riding Hood): Crash Course Kids Literature #6

3rd - 8th
New ReviewFairy tales aren’t just “once upon a time…” and “happily ever after.” They can connect us to people across the world! In our final episode of Crash Course Kids Literature, we compare and contrast different versions of “Little Red Riding...
Instructional Video11:42
Crash Course

What Biologists Do: Crash Course Biology #3

12th - Higher Ed
New ReviewA biologist’s natural habitat is anywhere questions about life are being asked—whether the subject is a nematode or a narwhal, a single cell, or a whole ecosystem. In this episode of Crash Course Biology, we’re flipping the microscope...
Instructional Video14:19
Crash Course

The Scientific Method: Crash Course Biology #2

12th - Higher Ed
New ReviewScience offers a way of discovering and understanding the world around us, driven by questions and tested with evidence. And it’s a twisty-turny team effort— you won’t find many lone geniuses out there, or straight lines from hypothesis...
Instructional Video12:20
Crash Course

Introduction to Biology: Crash Course Biology #1

12th - Higher Ed
New ReviewBiology is the study of life—a four-letter word that connects you to 4 billion years worth of family tree. The word “life” can be tricky to define, but a shared set of characteristics helps biologists identify living things. In this...
Instructional Video7:39
SciShow

Why Beaches Need More Sand

12th - Higher Ed
New ReviewAdding sand to beaches sounds like it's an oxymoronic thing to do, but it's totally a thing. And there's some major benefits, like protecting our coastlines from storms and conserving ecosystems. But there are also some major drawbacks,...
Instructional Video11:44
Crash Course

Biology and You: The Dr. Sammy Show: Crash Course Biology #50

12th - Higher Ed
New ReviewBiology connects all of life—all of YOUR life. In the final episode of Crash Course Biology, Dr. Sammy is taking your questions. No matter how big, small, or personal, biology is in them all! He’ll show us how biology can help us solve...
Instructional Video10:40
Crash Course

Animal Behavior: Why This Toad Is Bad at Jumping: Crash Course Biology #49

12th - Higher Ed
New ReviewWhy do animals do what they do? It’s a huge question, and in this episode, we’ll learn how scientists break it down. We’ll talk about the proximate and ultimate studies they use to understand animal behavior, and some of what they’ve...
Instructional Video11:35
Crash Course

Sexual & Asexual Reproduction: How Animals Do It: Crash Course Biology #47

12th - Higher Ed
New ReviewWhen it comes to animal reproduction, there’s no one-size-fits-all strategy. Some animals need a mate, others don’t, and for some, it depends! In this episode, we’ll learn about sexual and asexual reproduction, internal and external...
Instructional Video9:41
Crash Course

Nervous & Endocrine Systems: What Really Happens When You Step on a Lego: Crash Course Biology #46

12th - Higher Ed
New ReviewIf cells and organs never talked to each other, an animal would fall apart faster than a boy band after the popular one goes solo. Thankfully, that’s where the nervous and endocrine systems come in! In this episode of Crash Course...
Instructional Video11:02
Crash Course

Animal Defense Systems: How Skin, Snot, and Cells Keep Us Healthy: Crash Course Biology #45

12th - Higher Ed
New ReviewThe world is full of microbes and viruses that can get us sick, but we’ve got an Avengers-style defense system ready to take them on. In this episode of Crash Course Biology, we’ll learn about an animal’s immune system, from their skin...
Instructional Video11:36
Crash Course

Animal Infrastructure: Why You’re More Than Goo: Crash Course Biology #44

12th - Higher Ed
New ReviewWhen you think about the body’s infrastructure, you probably think of bones. But what about the heart, the blood vessels, and the lymphatic system? In this episode of Crash Course Biology, we’ll tour the cardiovascular, lymphatic, and...
Instructional Video11:34
Crash Course

How Animals Turn Resources Into Waste: The Poop Episode: Crash Course Biology #43

12th - Higher Ed
New ReviewYep, this is the poop episode. Getting resources and getting rid of waste is so important, we have three whole systems dedicated to it! In this episode, we’ll learn how the respiratory system, digestive system, and urinary system work,...
Instructional Video12:16
Crash Course

Plant Anatomy & Physiology: Plants Are Hardcore: Crash Course Biology #42

12th - Higher Ed
New ReviewPlants may not seem like they’re doing much, but if you look closer, you’ll find a whole world just lurking beyond the surface. We’re talking chemical defenses, highways, and even ways to change the weather. In this episode, we’ll learn...
Instructional Video12:06
Crash Course

Multicellular Function: Why We Aren’t Just One Big Cell: Crash Course Biology #41

12th - Higher Ed
New ReviewThere are countless types of plants and animals on Earth, but how do they work? In this episode of Crash Course Biology, we’ll take a bird’s eye view of how multicellular life functions, including how it’s organized, how it regulates...
Instructional Video12:01
Crash Course

Viruses & Vaccines: How Do Vaccines Work?: Crash Course Biology 39

12th - Higher Ed
New ReviewFrom the flu to COVID-19, viruses are a major threat in our everyday lives. In today’s episode of Crash Course Biology, we’ll learn why viruses are like genes in a box, and how they invade and spread between cells. We’ll also discover...
Instructional Video9:37
Crash Course

Bacterial DNA & Genetics: Crash Course Biology #38

12th - Higher Ed
New ReviewBacteria often get a bad rap, but they’re some of our best partners in science and medicine! In this episode, we’ll explore what bacteria are doing with their DNA — including how they can trade it around. We’ll learn about chromosomes...
Instructional Video12:29
Crash Course

Genetic Mutations: Is Drinking Milk a Super Power?: Crash Course Biology #37

12th - Higher Ed
New ReviewScience fiction is full of superpowered mutants, but in reality, mutations are much more diverse and complex. Sometimes, they can change someone’s entire body, and other times, we don’t notice them at all! In this episode, we’ll unpack...
Instructional Video10:53
Crash Course

How Genes Express Themselves: Crash Course Biology #36

12th - Higher Ed
New ReviewIf nearly all your cells have the same DNA, why are muscle cells so different from skin cells? In this episode, we’ll learn how gene expression is regulated in eukaryotes, and how methylating DNA, modifying histones, and messing with...
Instructional Video12:06
Crash Course

Translation: How RNA Gets Translated into Protein Power: Crash Course Biology #35

12th - Higher Ed
New ReviewHow does the information from mRNA turn into a protein? It all comes down to translation, where nucleotides are translated into a chain of amino acids. In this episode of Crash Course Biology, we’ll cover codon-reading ribosomes, tRNA...