CoolStuff Blog

Cool Stuff Demos with Violet Lasers
Cool Stuff Demos with Violet Lasers

If you are talking about optics in the classroom and students are learning about how light waves behave, take a look at the blue-violet laser, which produces wavelengths at 405 nm. Featured Products Cool Stuff Demos with Violet Lasers "I definitely...

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...

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...

Turn Your Mobile Phone into a Mobile Microscope
Turn Your Mobile Phone into a Mobile Microscope

Featured Products Turn Your Mobile Phone into a Mobile Microscope  Can the new Cell Phone Magnifier unlock why Mint Mentos are better than Fruit Mentos for making soda explode? Check out this cheap option for those times when high-powered microscopes...

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...

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...

Hallway Science: The Science Experience
Hallway Science: The Science Experience

Science is too interesting to keep it cloistered in the classroom! For almost 30 years, we have been sharing the wonders of nature with others in our school through the use of display cases and exhibits located outside the classroom....

Haunted Laboratory: Halloween Physics
Haunted Laboratory: Halloween Physics

Each October the physics teachers at New Trier High School in Winnetka, Illinois treat their students and the public to a haunted science laboratory. Visitors learn science while having fun as they are confronted with a maze of displays that...

A Smorgasbord of Optical Phenomena
A Smorgasbord of Optical Phenomena

As we enter the 21st century, perhaps no area of science touches our lives and the lives of our students more directly than optics. We speak on the telephone without realizing that our voices have been converted into digitally-encoded flashes...