Charlie Brown and Linus have been instructed by Lucy to find a Christmas tree for a play they are going to put on, so they go searching for one.

The gravity of the situation is clear – and yes, it’s going to hurt. But what are a few broken bones when the alternative is plummeting to your doom? Lonely Planet, the largest travel guide book publisher in the world, suggests we learn to laugh in the face of adversity with their How to Survive Anything series, of which this video is an episode.

Bob Dorough wrote and sang this song about the number "three," as a fun way for kids to learn their multiplication tables. It became the pilot episode for Multiplication Rock, the first season of the Schoolhouse Rock TV series.

Judging by the 26 billion views on over 2 million YouTube videos of them, one thing is certain: cats are very entertaining. But their strange feline behaviors, both amusing and baffling, leave many of us asking: Why do cats do that? Tony Buffington explains the evolutionary history behind some of your cat’s strangest behaviors.

It's Halloween and a group of kids in costume explore a haunted house. They meet a ghost, a zombie, and other spooky but nice creatures.

An animated video of the festive British carol, “We Wish You a Merry Christmas.” The carol's origins are not known, but it was first written down in 1935 by Arthur Sydney Warrell, a Bristol choirmaster.

This song was written and sung by Bob Dorough. It teaches about the multiplication of 5 through a game of hide and seek, in which the seeker counts by fives.

In American schools, it's common for kids to have to learn the Preamble to the United States Constitution by heart. This song, from Schoolhouse Rock, is meant to give these kids a hand, even though it is a slightly abridged version.

Fracking is a controversial topic. This animated video tries to take a neutral look at fracking. It is relevant for all of us, because of high prices for energy and the danger to our drinking water.

This ancient mathematical trickery posits that a mighty hero cannot overtake a tortoise. Zeno of Elea (born c. 490 BCE) is the author of this and other paradoxes.

Dolphins are one of the smartest animal species on Earth. In fact, their encephalization quotient (their brain size compared to the average for their body size) is second only to humans. But exactly how smart are they? This video shares some incredible facts about dolphins.

“Peppa and George help build a house made of bricks. The Wolf Family moves into their new home, and tests it with a lot of huffing and puffing!”

Grandpa Pig is the best at mending things! But when Mummy Pig gives Grandpa Pig her old computer, it takes a little while for him to get the hang of it.

Santa has been to the house, and Peppa and George are enormously excited on Christmas morning. The other Pigs are less thrilled to be woken up at three o'clock in the morning, but soon they’re all tucking in to a delicious Christmas lunch, complete with crackers, Christmas pudding, and then presents!

Let's learn the colors with our little magic friend Groovy. He will transform into a paint brush and paint with different colors.