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Browse curated homeschool resources from the community
How Science Fiction Can Help Predict the Future Roey Tzezana
Would you like to know what’s in our future? What’s going to happen to humanity tomorrow, next year, or even a millennium from now? Well, you’re not alone. Everyone from governments to military to industry leaders do as well, and they all employ people - called ‘futurists’ - who attempt to forecast the future. Roey Tzezana explains some of the ways that futurists venture to do so.
National Air and Space Museum Education
Bring the wonder of air and space to life through videos, hands on activities, and more. We have something for every learner.
How to Make a Baby in a Lab Nassim Assefi and Brian a Levine
Infertility affects 1 in 8 couples worldwide. But in the last 40 years, more than 5 million babies have been born using in vitro fertilization (IVF). How does it work? Nassim Assefi and Brian A. Levine detail the science behind making a baby in a lab.
Why Are There so Many Insects Murry Gans
If insects suddenly morphed into large beings and decided to wage war on us, there’s no doubt that humans would lose. There are an estimated 10 quintillion individual insects on earth, outnumbering humans by more than a billion to one. So what’s their secret to success? Murry Gans details the reasons behind insect abundance.
Where Do Superstitions Come from Stuart Vyse
Are you afraid of black cats? Would you open an umbrella indoors? How do you feel about the number 13? Whether or not you believe in them, you’re probably familiar with a few of these superstitions. But where did they come from? Stuart Vyse shares the weird and specific origins of some of our favorite superstitions.
Can You Solve the Rogue Ai Riddle Dan Finkel
A hostile artificial intelligence called NIM has taken over the world’s computers. You’re the only person skilled enough to shut it down, and you’ll only have one chance. Can you survive and shut off the artificial intelligence? Dan Finkel shows how. Lesson by Dan Finkel, directed by Artrake Studio.
Can You Solve the Unstoppable Blob Riddle Dan Finkel
A shooting star crashes onto Earth and a hideous blob emerges. It creeps and leaps, it glides and slides. It’s also unstoppable: no matter what you throw at it, it just re-grows and continues its rampage. The only way to save the planet is to cut the entire blob into precise acute triangles while it sleeps, rendering it inert. Can you stop the blob from destroying the planet? Dan Finkel shows how.
Encyclopedic Entry: Silk Road
For more than 1,500 years, the network of routes known as the Silk Road contributed to the exchange of goods and ideas among diverse cultures.
Why Do People Get so Anxious About Math Orly Rubinsten
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. So what’s going on? And can it be fixed? Orly Rubinsten explores the current research and suggests ways to increase math performance.
The Three Different Ways Mammals Give Birth Kate Slabosky
All mammals share certain characteristics, like warm blood and backbones. But despite their similarities, these creatures also have many biological differences — and one of the most remarkable differences is how they give birth. Kate Slabosky details the placental, marsupial, and monotreme methods of giving birth.
The True Story of Sacajawea Karen Mensing
In the early 19th century, a young Agaidika teenager named Sacajawea was enlisted by explorers Meriwether Lewis and William Clark to aid her husband Toussaint Charbonneau as a guide to the Western United States. Karen Mensing debunks some of the myths that surround the familiar image of the heroic woman with a baby strapped to her back and a vast knowledge of the American wilderness.
How Does Money Laundering Work Delena D Spann
Money laundering is the term for any process that “cleans” illegally obtained funds of their “dirty” criminal origins, allowing them to be used within the legal economy. And the practice is about as old as money itself. But how does it actually work? Delena D. Spann describes the ins and outs of money laundering.
Why Tragedies Are Alluring David E Rivas
The story goes something like this: A royal, rich, or righteous individual — who is otherwise a lot like us — makes a mistake that sends his or her life spiraling into ruin. It's the classic story arc for a Greek tragedy, and we love it so much that we continue to use it today. David E. Rivas shares three critical story components, influenced by Aristotle’s “Poetics,” to help illustrate the allure.
Can You Find the Next Number in This Sequence Alex Gendler
1, 11, 21, 1211, 111221. These are the first five elements of a number sequence. Can you figure out what comes next? Alex Gendler reveals the answer and explains how beyond just being a neat puzzle, this type of sequence has practical applications as well.
The Ferocious Predatory Dinosaurs of Cretaceous Sahara Nizar Ibrahim
In Cretaceous times (around 100 million years ago), North Africa was home to a huge river system and a bizarre menagerie of giant prehistoric predators -- including the Spinosaurus, a dinosaur even more fearsome than the Tyrannosaurus rex. Nizar Ibrahim uses paleontological and geological data to reconstruct this “River of Giants” in surprising detail.
How Plants Tell Time Dasha Savage
Morning glories unfurl their petals like clockwork in the early morning. A closing white waterlily signals that it’s late afternoon. And moon flowers, as their name suggests, only bloom under the night sky. What gives plants this innate sense of time? Dasha Savage investigates how circadian rhythms act as an internal timekeeper for flora and fauna alike.
How Do Ventilators Work Alex Gendler
In the 16th century, physician Andreas Vesalius described how a suffocating animal could be kept alive by inserting a tube into its trachea and blowing air to inflate its lungs. Today, Vesalius’s treatise is recognized as the first description of mechanical ventilation— a crucial practice in modern medicine. So how do our modern ventilators work? Alex Gendler explains the life-saving technology.
The Philosophy of Cynicism William D Desmond
In the 4th century BCE, a young Diogenes of Sinope was found to be counterfeiting coins. He was stripped of his citizenship, his money, all his possessions and sent into exile. He decided he would live self-sufficiently, close to nature, without materialism, vanity, or conformity and only then could he be truly free. William D. Desmond details how Diogenes gave rise to the philosophy of cynicism.
Sunlight is Way Older Than You Think Sten Odenwald
It takes light a zippy 8 minutes to reach Earth from the surface of the Sun. But how long does it take that same light to travel from the Sun’s core to its surface? Oddly enough, the answer is many thousands of years. Sten Odenwald explains why by illustrating the random walk problem.