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.

Shadows in Science and Art
Shadows in Science and Art
Look at some exploratory activities using shadows that may be used to introduce geometrical optics and demonstrate applications of shadows in perception and the visual arts.
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...
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
Lab in a Bag: Take Home Science
Lab in a Bag: Take Home Science
Turn your students into professional scientists with these "Lab in a Bag" experiments that are intended to be engaging and enjoyable in a less-structured and more playful manner at home.
Electricity Part II: Getting Connected
Electricity Part II: Getting Connected
Electricity, we all use it, but few understand how it works. This CoolStuff post provides an opportunity for exploration and experimentation to find answers regarding electrical phenomena.
Hallway Science: The Science Experience
Hallway Science: The Science Experience
Science is too interesting to keep it cloistered in the classroom! Watch how Physics Teacher Chris Chiaverina shares the wonders of science through the use of exhibits located outside the classroom.
Electricity Part I: All Charged Up
Electricity Part I: All Charged Up
Explore the basic principles that govern electrostatic phenomena with Physics Teacher Chris Chiaverina.
Sound and Waves: Good Vibrations Part 2
Sound and Waves: Good Vibrations Part 2
In this installment, we will present additional demonstrations that not only show how sound waves are produced, but also reveal how they may be recorded and reproduced.
Sound and Waves: Good Vibrations Part 1
Sound and Waves: Good Vibrations Part 1
It is estimated that human beings receive over 90% of their information from light and sound. Use the following experiments to gain first hand experience with the properties of waves...
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