In this video Paul Andersen explains how standing waves are created through the reflection and interference of traveling waves. Destructive interference creates areas of no movement called nodes. Constructive interference creates areas...

We’ve all experienced it, that annoying pressure in our head when we’re flying in a plane or a storm front comes in, then it pops! Find out how this popping happens and things to avoid so you don’t harm your ears.

Wind is everywhere. The air is constantly moving, sometimes gently, sometimes violently. Why? Pressure, temperature and rotation come together to make wind. Here's how.

Paul Andersen explains how paraffin vapor combusts in a candle. He also describes energy and mass conversion and almost burns himself.

All plants start as seeds, and they can travel all over the world in lots of different ways. They might even hitch a ride on you!



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First Grade Next Generati

on Science...

Usually when it's snowing outside, it's really calm, pretty, and fun to play in! But there are certain types of big snowstorms, called blizzards, that can get really windy, wild, and even dangerous!

Can you believe that you can blow up a balloon without actually blowing your own air into it!? Follow along with this super neat experiment and find out how!

Elon Musk thinks that we can make Mars habitable by nuking it. But would that really work?

Can you blow a ping pong ball out of a funnel? Learn how Bernoulli’s Principle explains why you can't—demonstrated clearly and simply by Mr. P from Flipping Physics.

No cheating!

Start Beatboxing – SK Shlomo

Let Me Do It Poem from A Great Big Cuddle

Howcast - Learn how to make a balloon flower by following magician Jonas Cain's step-by-step instructions in this Howcast video.

Howcast - Learn the basic techniques of making balloon animals from magician Jonas Cain in this Howcast video.

Howcast - Learn how to blow up balloons for balloon animals from magician Jonas Cain in this Howcast video.

Howcast - Learn how to make a balloon horse by following magician Jonas Cain's step-by-step instructions in this Howcast video.

Howcast - A blow to the noggin may not seem like a big deal when it happens. But, left untreated, some can be deadly serious. And repeated head knocks can have dire health consequences years later. Here's how to prevent head injury and...

Howcast - Learn how to hit difficult notes on a harmonica with this Howcast harmonica lesson taught by John Popper of Blues Traveler.

Howcast - Learn how to use a hair dryer like a professional hairdresser in this hair tutorial featuring hairstylist Jacqueline Bush.

Howcast - Learn how to use a round brush like a pro with this Howcast hair tutorial featuring celebrity hairstylist Jacqueline Bush.

Howcast - Learn how to get hair like Miley Cyrus with this Howcast hair tutorial featuring celebrity hairstylist Jacqueline Bush.

Howcast - Learn eight boating safety tips in this Howcast boating video with expert Toby Stull.

Howcast - Learn how to make basic beatboxing SFX in this Howcast video with Beatboxer Entertainment.

Howcast - Learn how to do a beatbox lip roll in this Howcast video with Beatboxer Entertainment.