Easy Science Experiments

Density

Sugar Rainbow

Understanding density has never been easier or more colorful! The Sugar Rainbow is a creative and engaging way to see how liquids of different densities […]

Floating Bowling Balls

We all know that certain things float in water while other things sink, but why? Do all heavy things sink? Why does a penny sink […]

Five Divers

We’ve found an awesome new science activity that uses Cartesian divers. This project features five individual Cartesian divers, and they’re all in the same bottle. […]

Growing and Shrinking Egg

We’ve found a method to take our famous Naked Egg experiment to a new level. By dropping your Naked Eggs into Karo corn syrup or […]

Density Divers

Hook is an amazing game that combines cool science with coordination and skill. You’ll make a special diver, float it in a soda bottle tank […]

Sinking Soda Surprise

I remember as a kid diving to the bottom of the swimming pool to retrieve unopened cans of soda pop. Our parents tossed the unopened […]

Oil and Water

There’s something very important about oil and water that you probably already know: oil doesn’t mix with water! That explains why oil spills on the ocean float on […]

CO2 Fire Extinguisher

Carbon dioxide (CO2) is a gas that humans interact with every day. For instance, you exhale it from your lungs. Drive a vehicle and it’s in the engine […]

Invisible Soda

A glass of cold milk goes great with a lot of things: cereal, cookies, cakes, pies, etc. However, it’s not such a good match-up with […]

Burping Bottle

Did you know that the majority of burps are simply caused by swallowed air? It’s true! Burping is a natural human phenomenon, but it’s also […]

Perfect Fake Blood - 5 Easy Recipes

A few gallons of fake blood are just the ticket for your Halloween haunted house, for some innocent pranks, or for emergency preparedness training. The problem is […]

Liquid Layers - Salt Water Density Straw

Density can be a difficult scientific property to grasp. With that in mind, we found a way to make the science of density a colorful, […]

Bubbling Blob - Lava Lamp

Learn how to make a wave bottle using oil, water, and a secret ingredient that makes the whole thing fizz, bubble, and erupt.

Soap Soufflé

Ivory soap . . . it’s the soap that floats. But why? discover the secret behind this floating sensation by cooking the whole bar of […]

Eye Dropper Cartesian Diver

Is it mind control or just a clever science trick? It’s a classic science experiment using an eye-dropper, a soda bottle filled with water, and […]

Dancing Spaghetti

Who taught these noodles to dance? Go on – gather up some pasta noodles, turn up the music, and get ready for an old-fashioned pasta […]

Magic Spheres - Science of Density

Science is not magic but magic definitely needs science. Say this to your friends, “Let’s make this metal ball bearing become a featherweight plastic sphere.” […]

Light Ice, Heavy Water

You know that materials have different densities. For a perfect, amazing example of how to demonstrate these different densities, check out our 9 Layer Density […]

Borax Crystal Ornaments

Bringing real snowflakes inside one-at-a-time is next to impossible. The snowy globs on your shoes and gloves don’t count, either.  So, to work around this […]

Dry Ice Floating Bubbles

Exploration into the fascinating world of dry ice is never boring, and the same goes when you add in some bubbles! Bubbles will float on […]

Balloon Expansion

Here’s a great way to actually see how air fills more space and then less space as its temperature changes back and forth between warmer and cooler. You can easily […]

Amazing 9 Layer Density Tower

With this science magic trick, you’ll put a new spin on our famous Seven-Layer Density Column demonstration. First, you’ll discover how to stack seven or […]

Flying Tea Rocket

The Flying Tea Rocket is an adaptation of a classic science demonstration called the “Ditto-Paper Rocket.”*  Each two-page Ditto master had a sheet of tissue paper […]

Dancing Raisins - The Bubble Lifter

Who taught these raisins to dance, anyway? Go on – gather up some raisins, turn up the music, and get ready for a raisin romp. […]