CoolStuff Blog

Electricity, Wavelength, and Energy
Electricity, Wavelength, and Energy
Looking for a hands-on activity to excite your students about learning electricity? We have just the thing in this CoolStuff blog post!
Elementary Gravity and Friction Fun!
Elementary Gravity and Friction Fun!
Learn how you can combine interaction with a big visual to demonstrate a big picture concept like friction. We've got you covered with this friction fun lesson!
Projectile Motion for Everyone
Projectile Motion for Everyone
Teaching projectile motion and want to incorporate a visceral thrill? In this post, we've got some fun activities that help explain the forces involved in rocket flight.
Martian Light Scattering
Martian Light Scattering
One of the most common questions asked by students is "Why is the sky blue?" or "Why is the Sun yellow?" The answer is found by understanding color science concepts and some basics of color addition.
Polarization
Polarization
What exactly is polarized light? How does light become polarized? What are some practical uses of polarized light? Let us explain in this CoolStuff blog post along with lesson ideas.
Fluid Mechanics
Fluid Mechanics
Fluids are abundant and possess a variety of properties that can excite the mind. Read this CoolStuff post to find 7 demonstrations about the abilities of fluids that will liven up the classroom.
Shadows in Science and Art
Shadows in Science and Art
Take a look at some exploratory activities using shadows that can be used to introduce geometrical optics and demonstrate applications of shadows in perception and the visual arts in this post!
Atmospheric Optics
Atmospheric Optics
The sky offers a wide variety of stunning optical effects that are the result of the interaction of light with particles in the atmosphere. In this post, let's examine examples of atmospheric optical phenomena.
Back to School: Getting off to a Good Start
Back to School: Getting off to a Good Start
Each new school year offers endless possibilities to captivate your students from the start. Follow these activities that are intended to aid the understanding of the myriad phenomena that surround them.
Spectrum Analysis: Breaking it all down
Spectrum Analysis: Breaking it all down
Learn how to make an interactive spectra of light demo by creating three types of CD-R spectroscopes that are inexpensive and easy to construct.
Haunted Laboratory: Halloween Physics Part II
Haunted Laboratory: Halloween Physics Part II
Make science the "treat" this Halloween with these exhibits that are sure to be eerie.
Exploring Matter: Chemistry Demonstrations
Exploring Matter: Chemistry Demonstrations
Use familiar household items to poke, prod, pour, and lay with matter in these five amusing activities