Discover Resources

Browse curated homeschool resources from the community

khanacademy.org
How High Can You Count on Your Fingers Spoiler Much Higher Than 10 James Tanton
ed.ted.com

How High Can You Count on Your Fingers Spoiler Much Higher Than 10 James Tanton

How high can you count on your fingers? It seems like a question with an obvious answer. After all, most of us have ten fingers -- or to be more precise, eight fingers and two thumbs. This gives us a total of ten digits on our two hands, which we use to count to ten. But is that really as high as we can go? James Tanton investigates.

Video
khanacademy.org
The Philosophy of Stoicism Massimo Pigliucci
ed.ted.com

The Philosophy of Stoicism Massimo Pigliucci

What is the best life we can live? How can we cope with whatever the universe throws at us and keep thriving nonetheless? The ancient Greco-Roman philosophy of Stoicism explains that while we may not always have control over the events affecting us, we can have control over how we approach things. Massimo Pigliucci describes the philosophy of Stoicism.

Video
Would Winning the Lottery Make You Happier Raj Raghunathan
ed.ted.com

Would Winning the Lottery Make You Happier Raj Raghunathan

Imagine winning a multi-million dollar lottery tomorrow. If you’re like many of us, you’d be ecstatic, unable to believe your good luck. But would that joy still be there a few years later? Raj Raghunathan describes a phenomenon called hedonic adaptation, which may shed light on the answer.

Video
Why is Earths Tilt so Important Elise Cutts
ed.ted.com

Why is Earths Tilt so Important Elise Cutts

4.5 billion years ago, Earth was struck by a rock the size of Mars flying 9 kilometers a second. The force of this collision temporarily turned Earth’s surface into an ocean of molten magma. Today, some scientists call this cosmic crash the Big Whack, and we’re still dealing with the impacts of this impact. Elise Cutts explores the pivotal role Earth’s obliquity plays in our planet's processes.

Video
Jacqueline Novogratz at Gettysburg College Commencement 2012
ed.ted.com

Jacqueline Novogratz at Gettysburg College Commencement 2012

Jacqueline Novogratz, founder and CEO of Acumen Fund, a non-profit global venture fund that uses entrepreneurial approaches to solve the problems of global poverty, spoke and received an honorary degree  at Gettysburg College's 177th Commencement.

Video
ed.ted.com
ed.ted.com

How big is infinity?

Discover that some infinities are bigger than others.

Video
khanacademy.org
The Norse Myth That Inspired the Lord of the Rings Iseult Gillespie
ed.ted.com

The Norse Myth That Inspired the Lord of the Rings Iseult Gillespie

The dwarves were master craftspeople. One dwarf, Andvari, forged marvelous creations. He often took the form of a fish and, one day, he swam to the land of the water nymphs, who guarded mounds of gold. When the nymphs laughed at his appearance, Andvari grew infuriated and seized their gold. With it, he crafted himself a special ring. Iseult Gillespie shares the Norse myth of the cursed ring.

Video
khanacademy.org
Why Do Some People Go Bald Sarthak Sinha
ed.ted.com

Why Do Some People Go Bald Sarthak Sinha

What do Charles Darwin, Michael Jordan, and Yoda have in common? They, like many other historical and fictive individuals, are bald. Scientists have long pondered, why do some people lose their hair, and how can we bring it back? Sarthak Sinha explores the basics of baldness.

Video
The Dust Bunnies That Built Our Planet Lorin Swint Matthews
ed.ted.com

The Dust Bunnies That Built Our Planet Lorin Swint Matthews

Consider the spot where you’re sitting. Travel backwards in time and it might’ve been submerged at the bottom of a shallow sea, buried under miles of rock or floating through a molten landscape. But go back about 4.6 billion years, and you’d be in the middle of an enormous cloud of dust and gas orbiting a newborn star. What exactly is this cosmic dust? Lorin Matthews investigates.

Video
Birth of a Nickname John Mcwhorter
ed.ted.com

Birth of a Nickname John Mcwhorter

Where do nicknames come from? Why are Ellens called Nellie and Edwards Ned? It’s all a big misunderstanding from the early days of the English language, a misunderstanding that even the word nickname itself derives from. John McWhorter tracks the accidental evolution of some familiar diminutives.

Video
khanacademy.org