Gardening with Hydrogel Crystals
Water Jelly Crystals are an example of a water-absorbing polymer called a hydrogel. Think of these hydrogels as long chains of molecules (called polymers) that […]
Easy Science Experiments
All Experiments
Balancing Nails
The object is to balance a bunch of nails on the head of a single nail. All of the nails have to be balanced at […]
Soda Can Crusher
You could use your foot, your hands, or even your head (not advised) to crush a soda can. But nothing compares to the fun you’ll […]
Straw Through Potato
Sometimes you have to stop and ask yourself, “Who comes up with this stuff?” No one ever uses a straw to eat a potato, but […]
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! […]
Musical Straw
Music has been one of the greatest inventions in human history! There’s no telling when it started or what was the first wind instrument (one […]
Balancing Utensils
A balanced diet is always a good idea to help you stay healthy. Here’s an activity that’ll be a hit at home or at your […]
Floating Ping-Pong Balls and Flying Toilet Paper
Amuse the neighbors for hours as you make objects float in midair using Bernoulli’s Principle. Believe it or not, the secret to this levitation mystery […]
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 […]
Inside the Soda Can - The Can Ripper
Did you know that soda cans have thin plastic liners inside to keep the acid in the soda from reacting with the metal? No kidding! […]
Color Changing Carnation Flowers
With this experiment, you can discover for yourself how essential the functions of stems are to plant growth. As the colored water is absorbed, you will be able […]
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 […]
Magic Sand
How can something submerged in water stay dry? When ordinary sand gets wet, the result is a clumpy mess. However, “Magic Sand” begins as normal […]
Potato Gun Launcher - Boyle's Law
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 […]
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 […]
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 […]
Exploding Balloons of Hydrogen and Oxygen
Combining two parts hydrogen with one part oxygen gets dramatic when you add a little energy. POW! This is Steve Spangler’s unique twist on combining these two gases […]
How to Keep Fizz in Your Soda
Rarely do you ever drink an entire 2-liter bottle of soda at one sitting. Since leftovers are inevitable, the soda tends to go flat. Besides […]
How Science Changed the Olympics
While neither are Olympic sports, the science of force and motion has everything to do with an athlete’s performance at the Olympics. Athletic skill combined […]
Squeeze Bottle Rocket
It’s easy to turn a juice bottle into a rocket launcher. How? Grab a few straws, some modeling clay, and an empty juice bottle to […]
Liquid Nitrogen - Clouds of Fun!
Sometimes “clouds” are needed as a special effect to move low across a set or a stage. This creates a dramatic effect for a dream sequence, […]
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 […]
Halloween Sounds - Screaming Cup
This is the perfect sound effect to carry door-to-door on your trick or treat adventure.
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 […]