CoolStuff Blog

Top 10 Physics Demos You're Not Doing!
Top 10 Physics Demos You're Not Doing!
This video is a collection of demonstrations that are either original or very rare – and you should be doing them. They come from many physics demonstrations that I have developed over the years. Of course, there are more than...
Simple Model of How the Sky Changes Color at Sunset
Simple Model of How the Sky Changes Color at Sunset

Featured Products Simple Model of How the Sky Changes Color at Sunset The Sunset Egg is a fun and engaging demonstration on the science of light. The egg is made of "opalescent" glass. This refers to the way it looks...

Fun and engaging activities using the Energy Stick
Fun and engaging activities using the Energy Stick

Featured Products Fun and engaging activities using the Energy Stick Welcome to our March 2015 Issue of our CoolStuff Newsletter. This month, we are featuring a simple, safe and Cool device called an Energy Stick. Physics teacher James Lincoln demonstrates...

Behind the Scenes with Light and Color: 10 Great Demos
Behind the Scenes with Light and Color: 10 Great Demos

Featured Products Behind the Scenes with Light and Color Introduction Light and Spectrum is a common topic among all of the sciences. You will find a chapter devoted to it in Astronomy, Chemistry, Physics, and Biology. Therefore, enhancing your ability...

A Visit to Isaac Newton's Home
A Visit to Isaac Newton's Home

Featured Products A Visit to Isaac Newton's Home When I visited England this summer, I had the opportunity to walk in Isaac Newton's footsteps at his birthplace, Woolsthorpe Manor. It is a little tourist museum far from the major train...

Top 10 Demonstrations with Tuning Forks
Top 10 Demonstrations with Tuning Forks

Featured Products Top 10 Demonstrations with Tuning Forks  I have been using tuning forks in my classroom for 10 years, and in each of those years I have discovered several new tricks. I hope you can learn many of these...

Color Me Excited: Seeing Spectra in a Whole New Light
Color Me Excited: Seeing Spectra in a Whole New Light

Featured Products Color Me Excited: Seeing Spectra in a Whole New Light Teaching the spectra of visible light can be an engaging classroom activity, but it's always been challenging to find ways to go beyond simple passive demonstrations. Hand-held diffraction...

Top 10  Demonstrations with the Plasma Globe
Top 10 Demonstrations with the Plasma Globe

Featured Products Top 10 Demonstrations with the Plasma Globe  The plasma ball is an engaging and safe tool for studying high voltages and the electric field and can be used in middle school, high school, and college level physics courses. A...

Martian Light Scattering
Martian Light Scattering

On May 19, 2005, NASA's Mars Exploration Rover Spirit captured this stunning view as the Sun sank below the rim of Gusev crater on Mars. This Panoramic Camera mosaic was taken around 6:07 in the evening of the rover's 489th...

Polarization
Polarization

You may not be aware of it, but polarized light is all around you. Do you have an LCD flat screen television, a laptop computer, a calculator, or other liquid crystal display? Well then, you have been exposed to polarized...

Shadows in Science and Art
Shadows in Science and Art

Shadows are ubiquitous, but often go unnoticed. Shadows are important historically, for they provided early evidence that light travels in straight lines. Humans constantly, but unconsciously, use shadows to judge the shape of objects in their environment. Because shadows reveal...

Atmospheric Optics
Atmospheric Optics

The sky offers a wide variety of stunning optical effects. A source of inspiration for poets and songwriters alike, these atmospheric phenomena include red sunsets, rainbows, mirages, halos, glories, and coronas. These effects are the result of the interaction of...