eHow launches Android app: Get the best of eHow on the go.

You've Selected
Category
» Hobbies, Games & Toys » Science & Nature » Science remove
author type
» eHow Member remove
clear your selections
Narrow Your Selections

Science

Sort by:
Best Match
Most Popular
Newest

Showing 1-50 of 230 results

  • How to make Meal Powder (Black Powder)

    This is how to make meal powder, something found in a lot of fireworks. Try to keep this away from your testicles. I learned that the hard way. You cannot mix them all together and expect a big...

  • How to Understand Genetics

    Genetics is the study of heredity, evolution and all life forms. Every human has similar characteristics, such as eyes, legs and hair. Genes are the instruction which make us all different. ...

  • How to Build a Time Machine (mentally)

    (Warning: this time machine concept only works for traveling in the future!) Ok, so you think this has got to be a joke, and it’s completely impossible to travel forward into time? Well, you may...

  • How to Cook a Hot Dog With Two Nails

    Its easy to cook a hot dog without a mess and using two nails. 1. Hammer 2 nails thru a board a little less apart than the length of a winnie. 2. Remove 1 1/2"in. of the insulation from an...

  • How to Convert Fahrenheit Into Celsius on a Thermometer

    This step be step instructional article will give you the detailed instructions for converting farenheit into Celsius degrees on a basic temperature thermometer.

  • How to Achieve Immortality

    While the nature of the universe presents many barriers to achieving true immortality, there are still avenues to "living forever," though they may not be what you had hoped. While...

  • How to Make a Simple Little Motor (a Great Project for Learning About Electricity)

    The beauty of this project is its simplicity. Making this motor will show you the basics of how a motor works. All you need are a few cheap household items. This project is great for kids or...

  • How to Make a Simple Crystal Radio

    Making a crystal radio is an easy and fun project for kids and newbies who want to learn about electronics. Crystal radios are easy to build and they don't require any batteries to work! The...

  • How to Convert Temperatures from Celsius to Fahrenheit

    Want to convert a temperature from Celsius to Fahrenheit? This 'how to' will show you how - it will give you a degree in converting degrees! Only simple math skills required for this calculation.

  • How to make a Smoke Bomb with Potassium Nitrate (KNO3)

    Have you ever wanted to make smoke? A lot of smoke?? Well, you've come to the right place! Today, I am going to teach you how to make a smoke bomb using ingredients that you can find either in...

  • How to Convert Degrees F to Degrees C

    Occasionally it becomes necessary to convert degrees Fahrenheit to degrees Celsius. The Fahrenheit scale is used extensively in the United States while the Celsius scale is used in many other...

  • How to Make Baking Soda and Vinegar Bombs

    In this article I will show you all three step to making your own soda and vinegar bombs. Let's begin

  • How to practice Telepathy

    Telepathy is the ability to either send and/or receive messages with your mind. Many do not believe in this ability but in all reality its actually one of the most basic tools of human communication.

  • How to Create Slime

    What to make some green slime? Either it's a science project with people or your just bored and want to do something interesting. This article will give you instructions and how to create the slime.

  • How to Determine the Electrical Cost of Household Appliances

    During these challenging economic times the need to conserve electricity is more important than ever. Knowing how much money various appliances cost to operate can be a big help in reducing...

  • How to make Fabric from simple Fibers

    This article is a simple, short yet scientific description of the process of how fabrics and hence garments are produced from fibers.

  • How to Measure The Amount of Rain That Has Fallen

    Ever wonder how much rain has fallen on a stormy day? Well wonder no more! This article will teach you how you can measure your own rain!

  • How to Remember Dreams

    Are you like most people when it comes to dreaming? Most people do not remember their dreams. If you would like to start remembering your dreams for whatever reason, you must train your mind to...

  • How to Make a Red Cabbage Acid-base Indicator

    A great way to learn about acids and bases is to play around with the stuff you already have in your kitchen. You can make an effective acid-base indicator out of boiled red cabbage juice. By...

  • How to Determine The Type of Chemical Reaction

    In chemistry class, sooner or later you'll have to learn to identify different types of chemical reactions. Why not get a head start and be ready to ace the exam? This article will give you a good...

  • How to Pack a Winter Survival Kit

    I have lived in North Dakota my entire life. In that time I have learned that the winter months are nothing to take lightly. Winter months typically bring heavy snowfalls, high wind speeds, and...

  • How to Make a Simple Electromagnet (great for Teaching Kids About Electromagnetism)

    Making an electromagnet is a quick and simple way to learn about electricity and magnetism and how they interact. All you need are just a few items that are probably lying around your house...

  • How to Make a Foxhole Radio in Twenty Minutes

    In the 1930s, soldiers found a nifty way to listen to the news. Using a few simple household supplies, anyone can build a foxhole radio. You don't need a crystal diode or batteries to make it...

  • How to Convert Pounds Into Grams

    Converting pounds to grams is a pretty simple calculation. A calculator is recommended. For future reference, if you want to save yourself some calculation, there are many, many, free conversion...

  • How to Make Chloroform

    This will instruct you on making trichloromethane (chloroform) to be used for solvent purposes. I specify for solvent since chloroform is dangerous as an anesthetic.

  • How to Convert Weight From Grams Into Pounds

    Converting weight from grams into pounds is a very easy calculation. All you need to know is the coversion factor between the two. You will need a calculator for this. There are also conversion...

  • How to convert from Fahrenheit to Celsius

    The conversion of temperature from Fahrenheit to Celsius is a very easy equation. A calculator will make it easier but is optional. There are also many online conversion calculators as well to...

  • How to Make Smoke Bombs

    In this article I will teach you how to make smoke bombs, step by step. I will show you how to combine that right ingredients, how to cook them, how to shape them and even how to use them!

  • How to Do Electron Configurations of an Element (and What That's Supposed to Mean!)

    As you plug along through your chemistry class, you're bound to run into the concept of (gasp!) electron configuration. What's that supposed to mean and how the heck do you find the electron...

  • How to Balance Any Chemical Equation

    Balancing chemical equations seems like a daunting process at first glance, but it's really just simple algebra, only this time it's actually describing how something works in the real world....

  • How to Clean Up Battery Acid Spills

    Battery acid, for example sulfuric acid, is hard to clean up and can eat through surfaces and cause other irreparable damage. So, what are you supposed to do when that inevitable leak happens?...

  • How to Find Townships and Sections on a Map

    Townships and sections are part of the rectangular survey system developed by Thomas Jefferson and approved by Congress in 1785. Under this system the land is divided into square areas and these...

  • How to Be a Lucid Dreamer

    A lucid dream is one in which you realize it's a dream and can control what happens within it. Some people realize this often, where others have trouble. These tips will help you have more fun...

  • How to Ignite a Fire Using Only a Nine Volt Battery and Steel Wool

    Besides the fact that this technique makes a great science lesson; it can also be useful when camping, hiking or on road trips. Since a nine volt battery and steel wool take up only a small amount...

  • How to Separate Salt and Pepper

    There may come a time in your life when you have a pile of salt and pepper mixed together and you feel compelled to separate it. Don't ask me why you'd want to do this; you're the one reading this...

  • How to Do a Science Experiment on Bending Water

    Need a fun and easy science experiment to do? Maybe you need it for class, or maybe just to entertain you for a while at home. Bending water using static electricity may be the one for you! Its a...

  • How to Seperate Air into Liquid Oxygen and Nitrogen

    Air is a mixture of Oxygen, Nitrogen and small amounts of other gases. Theoretically (and in practice) it is possible to separate these gases from each other, and extract them.

  • How to Make a Rain Gauge from a recycled 2 liter bottle

    We needed an accurate rain gauge for a recent science project. This article will show you how to make a simple rain gauge from a 2 liter bottle. It is a great project for kids and will keep them...

  • How to Read Resistor Color Codes

    Resistors come in all sorts of shapes, sizes, and values. However the values are rarely printed on them unless they are very large. Instead a series of color bands is used to identify the...

  • How to Make Methanol

    Methanol, or wood alcohol, is a clean burning fuel additive, as well as an effective solvent. It is extremely flammable, so great care should be taken in making this substance.

  • How to Turn Air Into a Liquid

    Air is a mixture of various elements, mainly nitrogen and oxygen, in a gas state. With a few tricks in a science lab, you can make it cold enough to become a liquid!

  • How to Succeed as a Female Paranormal Investigator

    Hello. I am a paranormal investigator with Mason Dixon Paranormal Society out if Gettysburg Pennsylvania. I have been interested in ghosts and parapsychology all of my life. In college I studied...

  • How to Make Homemade Plastic

    Have you ever wanted to make plastic? There are good reasons for making your own, safely. This plastic-making instruction can be used for making crafts, a molded part, or children’s science...

  • How to Identify Aircraft

    Have you ever looked up at the sky as a plane flew overhead, and wondered, "What kind of plane is that?" Here is an article geared toward breaking down an unidentified flying object...

  • How to Wire your own Electro-Magnet

    An electro magnet has advantages over a permanent magnet in that it may be turned on and off at will. It can be used in a science class to demonstrate the movement of electrons in a wire and to...

  • How to Make a Homemade Electro-magnet

    Making a home electro-magnet is a fun way to teach kids about the principles of magnetism in an easy to make experiment. Step One: Wrap the copper wire from one end to the other around the nail...

  • How to Make Bio diesel for Personal Use

    Bio diesel is a form of fuel that can be made using regular cooking oil and a few additives. It is more cost efficient, better for the environment, and actually helps keep your entire fuel system...

  • How to Build a Match Stick Rocket

    I know Mom and Dad said not to play with matches, but this is a little something I used to make that I thought some of you might get a kick out of. I know the guys at work do when I build my...

  • How to Make a Magnifying Glass with Water Science Experiment

    A magnifying glass is used most often to optically enlarge letters, numbers, words or objects. One must admit, it's somewhat fun to magnify stuff. In this simple experiment we will bend light...

  • How to Demonstrate Expanding Air Science Experiment

    As you may or may not know, when air gets warmer it expands. When it gets cold it takes up less space. With this simple experiment you can easily demonstrate this. If you are working with...

Copyright © 1999-2009 eHow, Inc. Use of this web site constitutes acceptance of the eHow Terms of Use and Privacy Policy.   en-US Portions of this page are modifications based on work created and shared by Google and used according to terms described in the Creative Commons 3.0 Attribution License.

Demand Media