**Experiment** Library

All Experiments

Floating Ping Pong Ball

You’ve seen Steve Spangler use blow dryers or industrial-sized blowers to levitate ping pong balls, beach balls, and send toilet paper flying through the air. […]

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, […]

Candy Science - Floating Letters

M&Ms have the slogan of melting in your mouth, but not in your hands. You wanna know something cool? The special melting property is totally […]

Growing and Shrinking Marshmallows

A vacuum packer is an amazing device that vacuum packs food to seal in the freshness. At least that’s what those late night infomercials tell […]

The Spinning Penny

Warning: The Spinning Penny Balloon is known to be addicting! Once you try it, you’ll find out too late that it’s habit forming and totally […]

Color Changing Milk

This unforgettable hands-on learning experience is fun and easy—no wonder it’s one of Steve Spangler’s most popular experiments! Learn how to turn this activity into […]

Floating Static Bands

By doing this research, you could end up in the company of people like Ben Franklin, James Watt, Thomas Edison, and Nikola Tesla. Then there […]

Growing Bacteria in Petri Dishes

This activity will prove that Mom was right… “Wash your hands with soap and warm water!” A Petri dish prepared with nutrient agar (a seaweed […]

How to Make Slime - Elmer's Glue Recipes

Expert slime makers agree that Elmer’s glue makes the best DIY slime. However, there are some tricky variations that can turn your slime from just […]

Magnetic Money

It’s true, money is magnetic! You’ll need to get your hands on a super strong neodymium magnet to uncover an amazing secret.

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 […]

Money in a Blender - A Cash Smoothie

It’s true . . . some money is magnetic. Vending machines will sound an alarm if an ordinary piece of paper is inserted into the […]

Bouncing Bubble

With the Bouncing Bubble, that little puff of air trapped in a thin soap film will bounce. What?!?! It’s true! These bubbles are formulated to […]

Tablecloth Trick

We’ve all seen it done in the movies and figured there were camera tricks or edited film involved (there were probably some of both, too). […]

Floating Water

Is it really possible to fill a glass with water and turn it upside down without spilling? this clever science trick is a popular after-dinner […]

Screaming Balloon

Here’s an easy-to-do experiment using only a balloon and a hex nut from the hardware store. Be sure to buy enough supplies for all of […]

Marshmallow Masher

Marshmallows are a tasty, fluffy staple of summertime s’mores, campouts, and backyard barbecues. There really isn’t very much to them, either. The scientific way to see […]

Launching Potatoes - How to Make a Potato Launcher

What could be more fun than a potato launcher, a 14-pound sack of spuds, and a big cup of coffee? Learn about air pressure, force […]

Balloon Skewer

Some things in this world just don’t mix—dogs and cats, oil and water, needles and balloons. Everyone knows that a balloon’s worst fear is a […]

The Baby Diaper Secret

If you’ve ever changed a diaper and noticed what looked like tiny crystals on the baby’s skin, you’ve uncovered the secret of superabsorbent, disposable diapers. […]

Amazing Square Bubble

Soap bubbles that are not spherical are unusual and they don’t happen without a little help. Nature is funny like that. Square bubbles are easy to […]

Revealing UV with Color - Changing Beads

Knowing you’ll spend some time in the sun, you carefully spread a sunscreen lotion labeled “SPF 50” on exposed skin. The next day, you look […]

Gravi-Goo: A Self-Siphoning Gel

When a small amount of Polyox (polyethylene oxide) is mixed with water, it dissolves, forming a thick, slippery, gooey, mucous-like gel. Oh, the visual imagery! […]

Eating Nails for Breakfast

Did you know that you can use a magnet to prove there really is iron in your breakfast cereal? The next time you’re eating a […]