K'NEX is one of the most popular construction toys on the market, right next to Lincoln Logs and LEGOs, but what makes K'NEX stand out is the fact that children can build mechanically derived toys. Instead of blocks or little logs, kids use interconnecting plastic rods and connectors, which give them tons of contraptions to build and play with. Today, K NEX has even more possibilities with wheels, pulleys, panels and flexi-rods to make amusement park roller coasters, airplanes, animals, bikes...
This four-part video tutorial gives a step-by-step procedure on how to close an in-ground pool over the winter. This video explains all the necessary chemicals needed to keep the pool clean over the winter as well as all the tools and covers needed to close the pool.
This small but very powerful electrolyzer produces gas that increases the fuel mileage of your car. The elctrolyzer runs on baking soda (4 volts/cell) and produces hydrogen. Electrolyzers in general are machines that uses a direct electric current to drive a chemical reaction that would otherwise not occur on its own.
Now that summer is swiftly approaching, it's time to start wrapping your mind around that most enjoyable of summertime treats: Ice cream. While you can certainly go to the store and purchase bulk packages of rocky road, store-bought ice cream is full of gnarly-sounding ingredients that sound more like a chemical found in a mad scientist's lab than actual food (xanthan gum, anyone?).
If you have a taste for sweets, you have at least one thing in common with mosquitoes. While too much sugar is unhealthy for humans, a new product makes sweets deadly to mosquitoes.
Exposed to hormones, pharmaceuticals, and other chemicals, the beautiful wild fish in Canada's Grand River have taken on some pretty odd characteristics—they're turning into females. A long-term study suggests using bacteria to manage polluted water could turn the tide for feminized fish.
In this video, we learn how to get 360 waves using olive oil. First, buy some extra virgin olive oil and your brush. After this, get a rag and put hot water on it, then ring it out. From here, rub this all over your hair to get rid of any chemicals in your hair. Now, brush your hair as normal all over until it's fully combed. Then, put the olive oil into the palm of your hand and spread it around your head, pushing towards your forehead. Then, brush your hair again until the olive oil has bee...
This video tutorial is in the Education category which will show you how to make sodium bromate and potassium meta-periodate. This experiment uses toxic chemicals and releases harmful gases. First you have to make a saturated sodium bromide. To this solution then add a small amount of potassium dichromate. The solution now becomes concentrated. Then make the circuit as shown in the video. You need a 3 - 5 ohm resistor in order to reduce the current. Then let the cell run for around 6 hours. S...
This actions is a video tutorial in the Education category where you are going to learn how to synthesize copper(II) carbonate & sodium bicarbonate. For this you will need copper sulphate which is available in root kill and sodium bicarb which is baking soda. Take 100g of copper sulphate and dissolve in about 400ml of water. Now take 69.27g of baking soda. Add baking soda very slowly and keep stirring the solution. You got to be very careful as the chemical reaction will produce lot of carbon...
This video tutorial is in the Education category which will show you how to make elemental sulfur (sulphur). The chemicals you need are nitric acid and sodium thiosulphate. The reaction produces toxic SO2 gas so keep it coved with a watch glass. Put 12.9 grams of sodium thiosulphate in a beaker and dissolve it in minimum amount of water. Pour about 15ml of nitric acid in to the beaker. Let it sit in a warm place for a couple of hours and the sulphur will settle at the bottom of the beaker. Th...
In this tutorial, we learn how to get rid of fruit flies cruelty-free. First, you will need to put a sweet mixture of things that the flies like to eat inside of a cup. After this, place a cylinder piece of paper into the cup. The flies will be able to fly into the bottom of the paper to get what's inside, but most likely won't figure out how to get back out of it. After this, you can let the flies go free and you will have let them survive without killing a ton of them! This is also free of ...
In this tutorial, we learn how to build a magnetic stirrer from computer parts. This is a simple thing to make, and is great if you are going to be mixing chemicals and don't want to get your hands dirty. First, you will need to create a wooden box with the top empty. Then, place a computer fan into the middle of the box and pin it down. Place a magnet from the hard drive in the middle of the fan, then place a stirring rod on the glass that will go on the top of the wooden box. Now you will b...
In order to create an explosion, using Calcium Carbide, you'll need the following: calcium carbide, water, a dropper, and a lighter.
If you were blessed with a natural mane bursting with shine, volume, and movement like those chicks in Pantene commercials, then we don't like you. Just kidding, but if that is your lot then you really don't have to check out this tutorial.
If you are in desperate need to clean your toilet, don't rush to the store just yet. What you might need to clean it, is probably already in your home. Most of the toilet cleaners out on the market contain harmful, toxic chemicals that are inhaled during the cleaning process.
If you've just ran out of all purpose cleaner, hold on to your waller for just a couple of minutes. Most of the all purpose cleaners, or any cleaner for that matter, contains chemicals that can be harmful for you and others. Not only that, but it produces more trash that can easily be avoided. How so? By making your own stuff from scratch.
You may not realize it, but most of the laundry detergents that are being sold in supermarkets contain chemicals that can be bad for peopel, but more importantly bad for the water supply. People have begun to realize this and are starting to make their own household items from scratch using harmless items.
Many of today's cleaning products contain chemicals that can be harmful to pets, children, and even adults. Sure it can get the job done, but what's more important the health of others or your stuff?
In this tutorial, we learn how to clean a Spyder marker paintball gun. Before you start, disconnect your air source and turn the gun off to a safe position. Now, remove the barrel and slide out the pin. Now, the marker should fall out on its own. Make sure not to lose any of the parts that come out with this. Pull out the string, bumper, and striker as well. Now, use paintball oil to clean all of the parts that you removed from your gun. Only use the paintball oil, because other oils contain ...
Ever yearn for the days of homemade ice cream served up at old world ice cream parlors in a real glass cup with a non-plastic spoon? Don't settle for the mass-produced stuff in the frozen aisle and learn how to make your own ice cream instead.
Slugs are one of the most destructive forces of nature that can infiltrate your garden. Chemical pesticides and slug pellets make eliminating them simple, but they are expensive, dangerous, and unnatural. Fortunately, this video is here to explain an easy way to get rid of slugs in a container garden using only a little bit of vigilence and salt. Warning: do not try salting your soil garden! You will kill it!
This video is a tutorial on how to set a table in a restaurant. The table should first be wiped thoroughly with a product called Thieves, a mixture of organic oils that contains no chemicals. Be sure it is dry before people are seated.
Bob Harris of decorative concrete institute explains how you can remove your tiled or carpeted flooring for a concrete substitute. He suggests when your removing carpeting that it can be very heavy and advises you to hire someone who can lift and carry it out, or rent a dumpster for easy take away. He states that after the carpet is removed you'll need to remove the adhesive from the floor. You can do this by stripping or grinding, and at other times the use of harsh chemicals may be needed. ...
This video shows tips on how to use insects to benefit your garden. This will teach you ways to reduce the insect load in gardens without the use of chemicals. Rose aphids can be controlled with lady beetles, for example. Although these techniques have been used for agricultural use, they will work in your home garden. Asian Lady Beetle, tend to stay put. They won’t migrate. They will attack Pecan Aphids. Trichograma, a wasp that is effective against larvae and eggs.
This video details the procedure for unclogging a drain without the use of drain clearing chemicals. This procedure is intended to be used in the event of a drain being clogged with hair. A tool for this task would be a wire hanger, modified to have the bottom removed, and two ends fashioned into hooks. For this example, a drain with an unscrew-able top-cover is used. To begin, unscrew the top cover to reveal the washer and the drain. Remove the rubber washer to fully reveal the drain. Once t...
Do you understand organic molecules or oxidization in chemistry? If you answered no then this is the video you need to watch. This video will show you grade 12 chemistry, with organic models, and will teach you about oxidization. In less than 4 minutes you will have a much better understanding of the topic. This is demonstrated with a few common chemicals which include potassium dichromate and ascorbic acid. Ascorbic acid or vitamin C is found in many foods that we eat including fruits and ve...
In this how-to video, you will learn how to build your own custom Pochade box for oil painting. You will need 10 feet of 3/4 x 1/2 trim, 1/4 underlayment plywood,, a table saw for squared cuts, a cordless drill, a dowel no smaller than 3/8, a set of hinges and screws, an Allen bolt and nut for triPod mounting, a piece of glass for the palette, gorilla glue water, and chemical proof. Pre-drill everything to make sure the wood does not split. Make sure that when you drill the hole for the dowel...
This video is a tutorial on how to remove blood stains on the carpet. The first step is to mix 1 teaspoon of dish detergent with a cup of water in a spray bottle. Spray your mixture on the stain and blot gently with a rag. Be careful not to soak the stain so it doesn't go through to the other side of the carpet. The second step is to mix 1 teaspoon of ammonia with a cup of water in a spray bottle. Once again, spray onto the stain and blot gently until the stain is gone. The third step is to u...
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 powder. The steps involved are so simple and easy to follow that even kids can try it out for fun. This gives a clear idea about fingerprints on different objects like porous, non porous and metals. Enjoy viewing and detect...
To get rid of fleas start by giving your pet a bath every other week. Another good thing to do every other week is to wash all your pet's bedding in hot water. Vacuum all of your carpets once a week to get rid of any flea eggs, baby fleas, and adult fleas that are in the carpet. Flea collars are a problem because they leave a residue on your pets. When you pet your pet you get that residue on your hands and if you put your hands in your mouth you will ingest those chemicals. Natural methods a...
Rust can form anywhere and happens on all types of metal objects, no matter how old they are. You can get rust quickly if something metallic gets into contact with water. If some of your beloved tools have gotten rusty, check out this tutorial and learn how to remove some of that dredded reddish layer. This video will show you how to remove the rust naturally, without caustic chemicals and keep your home healthy and earth-friendly while remaining rust-free!
Looking to impress the ladies with your singer voice? Most of us could only sound like Barry White by gargling cockleburs. But you can pull off a throaty, soulful resonance with the right kind of practice.
In Judaism, men customarily cover their heads with a skullcap as a sign of humility before God, though it is not mandated by law. In Hebrew, it is called a kippah; in Yiddish, a yarmulke. In Europe, the custom dates to the end of the 16th century. Learn how to wear a kippah (yarmulke) with this Howcast guide.
Check out this video from Chemical Reaction Tutorials (CRTutorials). If you love filmmaking, prop making, editing and everything else that goes along with making movies, then you'll want to see what Adam has to say about laser guns.
Check out this video from Chemical Reaction Tutorials (CRTutorials). If you love filmmaking, prop making, editing and everything else that goes along with making movies, then you'll want to see what Adam has to say about lightsabers.
Check out this video from Chemical Reaction Tutorials (CRTutorials). If you love filmmaking, prop making, editing and everything else that goes along with making movies, then you'll want to see what Adam has to say about lightsabers.
This science experiment will show you how to make a storm inside a test tube. This video tutorial will demonstrate the process of making the miniature thunderstorm inside a test tube with just a few common chemicals. All you need for your very own thunder storm is a glass test tube with holder, sulfuric acid, ethyl alcohol (ethanol), potassium permanganate, glass dropper, measuring spoon, and please wear safety goggles. Sparks and pops occur completely random, just like in a real thunderstorm!
This science experiment will show you how to make money burn green. This video tutorial will demonstrate the process of making the buck flame green, without damaging the bill. All you need to get that green flame from your green dollar bill is some Heet (methanol), a glass beaker, boric acid, and a measuring spoon. The combination of these chemicals emits a green flame. This is a new twist on the famous "non-burning dollar bill" trick.
Adam from Chemical Reaction wants to show you a little movie magic. This video tutorial will show you how to create, shoot and edit a time freeze effect for your homemade film. Stopping time is no joke, but doing it with a little camera skills and a little editing skills makes it easy. You just need to know when to freeze the frame and then layer it with another.
Adam from Chemical Reaction wants to show you a little movie magic. This video tutorial will show you how to create the Matrix stop bullet effect for your homemade film. To recreate the bullet stop effect from the Matrix without a lot of money, this is how you're going to do it. Make sure you get a real looking toy handgun and a bullet to match. Then all it comes down to is a little camera work and a little editing.
