Most of us have conducted an investigatory science project without even knowing it, or at least without knowing that's what it was called. Most science experiments performed, from elementary to high school students and all the way up to professional scientists, are investigato ...more
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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. Check out this science tutorial to learn how to make a ba ...more
One of the only things I remember from watching Nickelodeon as a kid is the epic green slime. Looking back, I don't know what was so great about it, but every kid my age thought that being drenched in slime would be the coolest thing on earth. Video: . Of course, the first thi ...more
Interesting reaction coke and milk The reaction of phosphoric acid (V) to proteins in the milk - they are cut and causes a precipitate The reaction of phosphoric acid with calcium contained in milk gives rise to a precipitate 3Ca + 2H3PO4 ///\\\ Ca3(PO4)2 + 3H2 It is a reacti ...more
You can do all kinds of unexpected things with milk, like make your own pore strips and invisible ink, or even get rid of red wine stains with it. But did you know that you can also use it to make your own glue? Emma over on Science Sparks shows us how to turn regular old mil ...more
Here we will demonstrate how to measure the volume of a balloon. A balloon is not a straight edged polygon shape, usually, so the mathematical equations get that much harder, on the flip side, it may be a spherical or ovalish shape, but measurements with math alone are detrime ...more
Glowing substances have always held a powerful appeal to people, and making new ones can be a lucrative business. If you need some glow powder for a project of yours, watch this video to learn how to make DIY glow-in-the-dark powder out of normal household chemicals. Video: . ...more
Have you ever seen water freeze instantly? This "Quick Clip" shows some of my personal experiences with making instant ice using a bottle of water supercooled in a freezer. Video: . To get this "instant ice" effect, I put unopened bottles of water in the freezer for anywhere b ...more
Believe it or not, there are cheap ways to make potassium nitrate for your chemistry experiments. And the key ingredient… "sodium-free" salt. Watch this science video tutorial from Nurd Rage on how to make potassium nitrate at home with Dr. Lithium. You already learned how t ...more
Using only vinegar and a few simple materials, it is possible to construct a working battery. This science video tutorial explains how to construct and use a battery like this to power a calculator. A good science project as part of an introductory electricity course. This pro ...more
If you're not just a chemistry nerd, but also a firearms freak and explosives nut, then this home brew chemistry concoction is just what you need for some cheap homemade potassium chlorate. It's a mixture of potassium, chlorine and oxygen (KClO3) and is used for such things as ...more
This short video shows us how to reveal latent fingerprints on a glass surface by dusting. Anyone interested in forensic science would enjoy trying it as it shows simple steps in dusting and lifting fingerprints. It does not require any chemicals and we can do it with baby pow ...more
In this tutorial, we learn how to make verdigris with copper and vinegar. Verdigris is a compound of copper that is blue and powder. You will need: copper metal, vinegar, a big jug, and a small beaker. Now, place the small beaker inside of the jar, then fill the bottom with vi ...more
Chlorine gas is bubbled up along with acetylene gas through a large graduated cylinder filled with water. Where the bubbles of the two collide, an instantaneous, bright flash of light occurs.
The first glow sticks were patented by the US Navy in the 70s, but back then, they were called "Chemiluminescent Signal Devices." Today, glow sticks are still used by the military, emergency services, campers, divers and, of course, ravers. I may be done with the glow-in-the-d ...more
Building any old paper bridge is easy, but building one that can actually support weight is a whole other story. Check out this science experiment video to learn how to build a paper bridge whose structure you can change to see how different designs affect the load-bearing cap ...more
Here's a fun experiment you can do that will demonstrate the effects that pressure has on the freezing point of a liquid. You will amaze your friends as you do what seems to be impossible, turning water into ice without sticking it in the freezer. See water freeze before your ...more
It's a stormy winter night, and you're electricity goes out. You could grab some candles to add a little light to your life, or you could use glow-in-the-dark chemicals for a cool luminescent. Watch this science video tutorial from Nurd Rage on how to make a luminescent, phos ...more
This little brain game is all about engineering a lower center of gravity. The idea has been around forever, but most people still don't know how to do it. Trying to stack nails above the balance point will raise the CG and make the structure unstable. Here's how you can lower ...more
Any time is the right time for slime! In this video tutorial, you'll learn how to whip up a nauseating glop of green goo. It's actually a remarkably simple process, requiring just a few basic steps and materials you probably already have around the house. So get to work, and t ...more
This video tutorial will show you how to make glowing water. You can use as an ingredient to make other science projects glow in the dark, such as crystals and slime. All you need is a highlighter pen and some water. Check out this how-to video and go make some glowing water.
Arvind Gupta is an Indian educator and inventor who makes whimsical, elegant toys from simple and inexpensive materials. His site has hundreds of free project tutorials, with simply outlined instructions in the categories of science, math, astronomy and more. Below, peruse the ...more
Watch this video tutorial to see how to make a colorful density bottle. To do this science lab experiment, you'll need food coloring, a plastic bottle, clear baby oil and extra things to put into the bottle, like glitter or sparkles. Now, keep in mind, you can't drink this... ...more
This video describes how to perform a three balloon science experiment which is a good way for children to learn scientific principles and could make a good science project for school. In this video one will learn key elements of each project and the logic behind the fun. For ...more
If you found the world renown Body Worlds exhibition gnarly and perverse, perhaps you'll find this latest parade of plastination a little less so—considering we don't share the same DNA as these specimens of jerky-in-the-name-of-science. The Koerperwelten der Tiere—or Animal B ...more
This science video demonstrates how to construct a model windmill and then calculate its power output. This tutorial also includes a discussion of Energy, Work, Power, Joules and Watts. If you know anything about electricity, you'll be fine with this science experiment. If you ...more
Check out this kitchen table science experiment on how to make electricity from copper, zinc and water. You can make your own battery to power a small LED light from just nails, copper wire and water. You will need copper wire, zinc (in the form of galvanized nails), a multim ...more
LIFE magazine has posted a gallery of bizarrely wonderful old school scientific models. Don't miss the giant fetus or massive colon (double ew). Behold, science education before computers ruled our world. A girl scout leans in to take a closer look at an enclosed model of the ...more
In this video tutorial the instructor talks about Hydrochloric acid (HCL) and how it reacts to a few metals. To try this out take 30 ml of concentrated hydrochloric acid in a beaker. You need to employ caution while handling acids, especially if you use strong ones. Now you ca ...more
Holography is the scattering of light from an object, which is recorded and reconstructed to create the hologram. As the viewer or viewing mechanism moves, the image appears three dimensional. This instructional video shows how to craft 3 dimensional holograms using scratched ...more
Move over NASA— SpaceX is taking over. Well, not really. But today, the privately funded spacecraft company broke all expectations when their Dragon capsule fell to a soft landing in the Pacific Ocean, completing an undoubtedly successful demo flight of nearly two full trips ...more
Mr. G teaches us how to make bubbles from a CD in this episode of "Do Try This at Home". You will need: a CD, screwdriver, and lighter or candle. Procedure: Use the screwdriver to scrape the aluminum coating from the CD until you get a clear plastic (polycarbonate). Heat an ar ...more
In this video, I'll be demonstrating how anyone can make their own iodine clock reaction with simple over-the-counter chemicals. Video: . Household Materials Needed Hydrochloric acid (for cleaning purposes) Hydrogen peroxide (3%) Sodium hydroxide (drain cleaner) Povidone-iodi ...more
Ever wonder how a tree gets water all the way up to the top? Ever thought about how a stream of air can hold a ping pong ball in place? This simple how-to shows you a few experiments to try with air and water. Impress your friends, family, and loved ones with these simple wat ...more
In this tutorial, we learn how to make slime by mixing corn flour and water. To start, you will need corn flour, water, and two plastic containers. First, pour the corn flour into one plastic container and then add in some water with food coloring to the mix. After this, mix t ...more
Remember the glowing pickle? Well, here's another sci-fi food-oddity. Sounds entirely fictitious, but apparently you can make edible lasers. Says Make, "A friend of mine claimed you can make a laser from a gin & tonic, and so I had to find out more. It turns out that not onl ...more
There is no greater, simpler pleasure than having a picnic with your boyfriend or girlfriend at night in a deserted park while gazing at the night sky. Unfortunately, you probably can't see much of the night sky anymore because of all the light pollution in the city. View the ...more
In this tutorial we learn how to take an acid and base to make salt. To start, you will first need to take an acid of your choice, this can be something like vinegar. After this, you will combine the acid with a base and then wait for it to react. Once it starts to react, gase ...more
In this home scientist video the instructor Robert Bruce talks about cheap sulfuric acid. He says that sulfuric acid is very important in any lab both as a reagent and a precursor for preparing other chemicals. He points to the battery acid saying that it is a good source of s ...more
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