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Oil and Floating Objects
By John Cowens

Despite density differences, oil and water get along just fine when it comes to these experiments... Read more

Measure a Tree
By John Cowens

Measure even the tallest trees with planning, teamwork and math skills. No ladders required!... Read more

Analyze Your Handwriting
By John Cowens

If the below was a sample of my handwriting, would you be able to determine my personality characteristics?... Read more

African American Innovators
By John Cowens

Introduce your students to some of the countless contributions African American men and women have made to science... Read more

All Work and No Play?
By John Cowens

These explorations into the science of work are actually pretty fun... Read more

Growing Crystals
By John Cowens

The following simple activities will have you and your students growing edible and non-edible crystals in only a few days... Read more

Make Your Own Barometer
By John Cowens

Everyday materials are all you need to turn your students into a classroom full of weather forecasters... Read more

Up Periscope!
By John Cowens

A lesson on the reflection of light takes on new dimensions when kids build their own periscopes... Read more

Looking for the Big Dipper
By John Cowens

Summer is the perfect time to kick back, relax and do a little stargazing... Read more

Paper or Plastic?
By John Cowens

Bring meaning to your celebration of Earth Day this month with these environmentally conscious experiments... Read more

Balancing Acts
By John Cowens

These experiments with centers of gravity will help your students see the artistic side of science... Read more

Wondrous Water
By John Cowens

Water, water everywhere – here are some experiments to show just how important water is to us... Read more

Soda Bottle Science
By John Cowens

A common two-liter plastic bottle becomes a miniature science lab in these fun experiments... Read more

Something in the Air
By John Cowens

Take a deep breath of that crisp fall air and introduce your students to these insightful experiments... Read more

The Scientific Method
By John Cowens

This fun lesson utilizing the scientific method will start your school year off with a pop!... Read more

A Box Full of Science
By John Cowens

A few simple objects in a shoebox will be all you need to wow your students with science... Read more

Measuring Lung Capacity
By John Cowens

Take a deep breath – your students are going to love these science activities about the lungs... Read more

Transference of Energy
By John Cowens

Constructing this simple airplane with your students will demonstrate this basic principle of energy... Read more

Wax On, Wane Off
By John Cowens

Incite your students' curiosity about Earth's only satellite with these cool lessons about the phases of the moon... Read more

Simple Science
By John Cowens

These seemingly easy science experiments will make a lasting impact on your students... Read more

Rubber Band Science
By John Cowens

They can hold things together in a pinch, but did you know that rubber bands can also be used to... Read more

The Sounds of Rain
By John Cowens

It's raining, it's pouring! This activity will bring the soothing music of rainfall right into your classroom... Read more

Four Forces of Flight
By John Cowens

Your new school year will get off the ground without a hitch thanks to this fun adventure in science... Read more

Catching Waves
By John Cowens

From wind-stirred ripples to "large waves in a harbor," students can learn about and create their own ocean motion... Read more

Get A Grip!
By John Cowens

Using just a shoe, a protractor and a large board, students can get an inside look at the mechanics of... Read more

Egg-cellent Egg-speriments
By John Cowens

Make eggs squeeze through tight spaces and bounce into the air, with a little help from science... Read more

Hard Water, Soft Water
By John Cowens

"Ring around the bathtub" will have a new – and scientific! – meaning for kids after this lesson... Read more

Thumbs Up for the Thumb
By John Cowens

This digit enables us to "get a grip" like no other primate on the planet! But what happens when we... Read more

Supernova Starbursts
By John Cowens

Colorful representations of the end of a star's life cycle (like the one shown below) are the focus for Youth... Read more

Kaleidoscope Swirl
By John Cowens

It's easy to create fantastic kaleidoscope views – all you need are mirrors, tape and something to look at... Read more

Put Your Face on the Map
By John Cowens

The human face has high spots and low spots that make it the perfect model for a topographic map... Read more

No Paper? No Problem!
By John Cowens

Recycle old newspapers to make a supply of unlined paper for your classroom... Read more

Building the Big Dipper
By John Cowens

An easy-to-make 3-D model of this star formation will help to put its familiar shape in perspective... Read more

Energy on the Move
By Michael Leyden

A scientific inquiry into transferring energy that's good enough to eat.... Read more