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As kids, we were all obsessed with Nickelodeon's epic green slime — getting slimed felt like the ultimate badge of honor. What most of us didn't realize back then is how easy it is to make your own slime at home.

In this video, learn how to convert the American pound (lb.), a United States customary unit of mass, into kilograms (kg), a metric unit of mass in the International System of Units (SI).

Check out this video to see our Fantastic Foamy Fountain in action. The experiment uses Hydrogen peroxide and dry yeast. Hydrogen peroxide is similar to water but has an extra oxygen atom. This makes it more dangerous, and only adults should handle the hydrogen peroxide.

Remember the movie "Flubber," about mad professor Robin Williams and his gravity-defying invention of slime that could walk, talk, and transform into just about anything? Well, you can make a very similar type of green goo at home using stuff you already have lying around.

For your chemistry experiments, you'll eventually need to know how to use a desiccator. Well, this science tutorial, interactive animation will show you how to use a desiccator in the chemistry lab.

Find out how everything in a chemistry lab works, from pipettes to burners to recrystallization to storage. You'll get precise instructions on how to work and perform certain scientific duties in the chem lab, whether it's chemical or just ordinary high school science.

Find out how everything in a chemistry lab works, from pipettes to burners to recrystallization to storage. You'll get precise instructions on how to work and perform certain scientific duties in the chem lab, whether it's chemical or just ordinary high school science.

Find out how everything in a chemistry lab works, from pipettes to burners to recrystallization to storage. You'll get precise instructions on how to work and perform certain scientific duties in the chem lab, whether it's chemical or just ordinary high school science.

Find out how everything in a chemistry lab works, from pipettes to burners to recrystallization to storage. You'll get precise instructions on how to work and perform certain scientific duties in the chem lab, whether it's chemical or just ordinary high school science.

Find out how everything in a chemistry lab works, from pipettes to burners to recrystallization to storage. You'll get precise instructions on how to work and perform certain scientific duties in the chem lab, whether it's chemical or just ordinary high school science.

Find out how everything in a chemistry lab works, from pipettes to burners to recrystallization to storage. You'll get precise instructions on how to work and perform certain scientific duties in the chem lab, whether it's chemical or just ordinary high school science.

Find out how everything in a chemistry lab works, from pipettes to burners to recrystallization to storage. You'll get precise instructions on how to work and perform certain scientific duties in the chem lab, whether it's chemical or just ordinary high school science.

Find out how everything in a chemistry lab works, from pipettes to burners to recrystallization to storage. You'll get precise instructions on how to work and perform certain scientific duties in the chem lab, whether it's chemical or just ordinary high school science.

Find out how everything in a chemistry lab works, from pipettes to burners to recrystallization to storage. You'll get precise instructions on how to work and perform certain scientific duties in the chem lab, whether it's chemical or just ordinary high school science.

Find out how everything in a chemistry lab works, from pipettes to burners to recrystallization to storage. You'll get precise instructions on how to work and perform certain scientific duties in the chem lab, whether it's chemical or just ordinary high school science.

Find out how everything in a chemistry lab works, from pipettes to burners to recrystallization to storage. You'll get precise instructions on how to work and perform certain scientific duties in the chem lab, whether it's chemical or just ordinary high school science.

Find out how everything in a chemistry lab works, from pipettes to burners to recrystallization to storage. You'll get precise instructions on how to work and perform certain scientific duties in the chem lab, whether it's chemical or just ordinary high school science.

Find out how everything in a chemistry lab works, from pipettes to burners to recrystallization to storage. You'll get precise instructions on how to work and perform certain scientific duties in the chem lab, whether it's chemical or just ordinary high school science.

Apparently submerging a hand in liquid nitrogen isn't as painful as one might suspect (if you trust the Leidenfrost effect as much as Theodore of Gray Matter):

A rock may be a combination of different mineral elements such as Silica which contain Silicon and Oxygen.

Heavy Water & Light Ice Experiment. What happens? Ice floating over vegetable oil but it decreases in baby oil.

Sulfuric acid is mixed with sugar, which is attacked by the acid. The final products are carbon, water vapor, and sulfur dioxide gas.

In our personal experience, the hardest part about a science investigatory project is simply coming up with a good idea. And we suggest that for your investigatory project you find a topic that's both novel and useful.

Glow sticks, a popular favor at parties and outdoor events, and a must-have on Halloween, can be traced back to the United States Navy in the mid-1960s. The military desired improved visibility during night operations, and glow sticks, with their small-size portability and lack of batteries, were a perfect tactical solution.

When you need to crunch numbers quickly — and I mean really quickly — there's a cool method you can use to multiply two numbers together in just a few seconds.

In this video, I'll be showing you how classic black snakes work and how to make them at home. There are actually two methods covered in the video — one that uses fire and one that does not. So just choose the one that fits best for your situation.

Every day we pass bridges, whether it's a foot bridge, a highway overpass, a span over water, or a viaduct over a valley. We pass on these structures without even thinking of the engineering genius that went into their design and construction, let alone the science behind their strength.

Ralph Waldo Emerson once observed that "the seed of science" was "wonder," and taking a look at this nine-layer liquid tower from Steve Spangler's Sick Science! channel, one can't help but do just that — wonder. How is this possible? Is this magic or what?

Slope is the change in Y over the change in X. Written out, the formula looks is as follows:

You should avoid these insectsRed Harvestor Ant

What is a protein?Proteins are essential for your cells and body. These are over 100 types of proteins but what is a protein?

What are ribosomes.Ribosomes are small protein factories found in cells.They are located in the cytoplasm and on the ERSee the small dots on the ER and in the cytoplasm

Have you ever wanted to see your heartbeat, but without the stress of having to be in the hospital? You can with this easy, step-by-step guide to turn your computer in a pulse monitor to check your heart rate from the comfort of your own chair. Check the beating of your heart after a workout to see how fast your blood is pumping or watch it drop after a soothing day at the spa or a nice bubble bath. The easy to follow video tutorial is set to a funky beat that is sure to get your blood (and...

In this video you will learn how to calculate the radius,diameter, and volume of a sphere given the volume.

Learn how to multiply and divide fractions.In order to multiply fractions you multiply the numerators and denominators, and then simplify.In order to divide fractions you keep,change the sign, and flip the second fraction,and then simplify the fraction.

Use the STOP method in order to make the one step equations easy.The stop stands for,S is separateT is get the variable totally aloneO complete the opposite operationP Please check your work