CoolStuff Blogs

Our blogs are created with educators from around the country, and offer a fun and engaging way to discover new ideas and inspiration for your classroom.

Sound and Waves Demonstrations
Sound and Waves Demonstrations
The first step to Visualize Acoustics! The Mechanical Wave Complete Bundle is an important addition to the laboratory of any teacher who is passionate about the physics of waves or...
Measuring Forces on an Inclined Plane
Measuring Forces on an Inclined Plane
Forces On Inclined Plane Demonstrator makes the component theory of forces a tangible reality for every student! Here's how to use the Forces On Inclined Plane Demonstrator in your classroom.
Physics of a Diamagnetic Hover Board
Physics of a Diamagnetic Hover Board
It's a bird, it's a plane, no it's a levitating pyrolytic graphite being repelled by neodymium magnets. Shock your students with a unique Diamagnetic Hover Board as seen in this...
Fun and Engaging Activities Using the Energy Stick
Fun and Engaging Activities Using the Energy Stick
The Energy Stick is a cool and easy way to demonstrate many of the principles of electric current and light. Here are a variety of fun and engaging experiments using...
Liquid Crystal Sheet Demos
Liquid Crystal Sheet Demos
Safely demonstrating the principles and properties of heat can sometimes be a risky proposition. But it doesn't have to be. Understand how the Liquid Crystal Sheet accomplishes that in this...
See Energy Transformation with a Thermal Camera or Steel Spheres
See Energy Transformation with a Thermal Camera or Steel Spheres
There is no shortage of energy transfer in America's pastime. Observe how you can explain and demonstrate the Law of Conservation of Energy in baseball with this CoolStuff post.
Doing the Wave: Connecting Physics to Baseball
Doing the Wave: Connecting Physics to Baseball
Ever heard the crack of a bat when a hitter launches a home run? Well, there’s a wave that’s responsible for that sound. Watch this video to learn how waves...
Help Students Reach the Ultimate Form Of Scientific Inquiry
Help Students Reach the Ultimate Form Of Scientific Inquiry
This CoolStuff post identifies an inexpensive and efficient demo to perform that satisfies all eight of the Next Generation Science Standards essentials for STEM learning.
The Importance of the Best Fit Line
The Importance of the Best Fit Line
The Best Fit Line Ruler takes the guesswork out of determining the line that captures the most central points on a scatter graph. Here are some tips for graphing scientific...
Behind the Scenes with Light and Color: 10 Great Demos
Behind the Scenes with Light and Color: 10 Great Demos
The RSpec Explorer is an innovative and versatile teaching tool for analyzing light, spectrum, and color. Here are 10 amazing experiments using the RSpec Explorer.
Measuring "g" with the g Ball
Measuring "g" with the g Ball
This CoolStuff post uses the G-Ball to investigate the validity of Galileo's claim that all objects fall toward Earth with the same acceleration.
Turn Your Mobile Phone into a Mobile Microscope
Turn Your Mobile Phone into a Mobile Microscope
Can the Cell Phone Magnifier unlock why Mint Mentos are better than Fruit Mentos for making soda explode? Check out this inexpensive option for times when high-powered microscopes aren't necessary.
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