Technical Science Search Results

How To: Tell if an egg is raw or boiled with Krampf

You can easily tell if an egg is raw or hard boiled without breaking the shell, as long as you know a little science. This experiment uses physics to show how if you spin an egg you can tell if it's insides are viscous or solid! Thanks Happy Scientist Robert Krampf for this great tutorial on the science of eggs and physics of rotation.

How To: Make copper metal from copper sulfate

This free video science lesson from the Home Scientist demonstrates a simple technique for creating ammonium chloride from hydrochloric acid and ammonia. For all of the relevant details and detailed, step-by-step instructions, as well as to get started trying this experiment yourself, watch this home-science how-to.

How To: Mod a Bresser Biolux NG or AL microscope to view larger objects

This free video science lesson from YouTube's bionerd23 demonstrates a simple technique for modding a Bresser Biolux NG or Bresser Biolux AL microscope to view larger objects like minerals. You'll also learn how to mod your microscope to allow you to take pictures and shoot video through it. For all of the relevant details and detailed, step-by-step instructions, watch this home-science how-to.

How To: Make giant smoke rings

Get your kid's creative juices flowing during the Halloween holiday by trying out this great science experiment with Steve Spangler. Get the inside secrets on how to create smoke rings that are sure to cast an eerie feeling over your home. Get your science on this Halloween by following these simple instructions on how to make smoke rings with your kids!

How To: Make a wax and Coke explosion

Watch what happens when Coke is mixed with wax. Learn how to do this cool science experiment yourself. Can anyone explain the science behind this??? You will need Coke (diet or regular), a glass test tube, and a candle. Break off a chunk of wax from the candle, put it in the test tube, heat the test tube until the wax is boiling and then quickly add to the coke.

How To: Make a super magnet compass

Check out this instructional science video that shows you how to make a super easy, super magnet compass! You will need the following materials: a bucket of water, a pen, a knife, a foam tray, and a magnet. Make your own compass by following the simple instructions in this science tutorial video.

How To: Make a quick and easy compass

This is an easy & simple way to make your home made compass using stuff that can be found in every home. You will need a magnet, a paper clip, a glass of water and a piece of paper. Check out this instructional science video to learn a a quick and easy method of making your own compass. This is a great science experiment to perform with the kids. Make your own compass by following the simple instructions in this science tutorial video.

How To: Ignite a Brillo pad

Check out this instructional science video to learn how to make a steel wool soap pad ignite. Using a 9v battery, touch the Brillo pad to make the steel wool ignite. This is a simple science experiment following step by step the instructions in this video tutorial, trying out for yourself. This is a great experiment to perform with the kids.

How To: Make a hologram

Check out this awesome science video tutorial that looks at how to make a hologram lead by two leading physicists. Follow along as they take you step by step through the process. Watch this science video and learn how to make a hologram

How To: Make bubbling acid with ammonia and dry ice

In the mood for a little mad science? In this home-science how-to from Steve Spangler, we learn how to prepare a bubbly, color-changing concoction using water, ammonia, a universal indicator (cabbage juice will do fine), dry ice, gloves and two plastic cups. Now, repeat the process, this time adding a teaspoon of ammonia when you add your universal pH indicator.

How To: Make a homemade hot air balloon

Think a hot air balloon is something you can only read about in books? Think again. In this six-part science based tutorial, learn how to make your very own hot air balloon using science & the following easy to find materials: plastic bags, plastic drinking straws, thin candles, aluminun foil, tape, and scissors.

How To: Perform a superheated steam science experiment

This is a cool experiment that shows what happens when we superheat steam. Wath as we move beyond a gas to something else! Steve Spangler is the science man and he'll turn you on to something cool. We usually think of water as a substance used to put out fires... but what happens when water turns to steam and that steam gets superheated? Watch in amazement as the steam created in the experiment is used to create - not extinguish - fire!

How To: Make a tea bag rocket and blast off

3,2,1... blast off! Here's a fun little experiment you can do with a tea bag and some matches. You can try it at home and see how far up you can make your tea bag rocket go. The Tea Bag Rocket is really an adaptation of a classic science demonstration called the Ditto Paper Rocket. Each piece of Ditto paper had a sheet of tissue paper that separated the two-part form, and it was this discarded piece of paper that kids used to make the "rocket." Since Ditto paper is a thing of the past, scienc...