# Hands on Scientific Search Results

### How To: Make a one piece block mold out of urethane rubber

This video tutorial shows how to use Smooth-On's ReoFlex urethane mold rubber to cast a simple 1-piece block mold. Learn how to mix, pour, form, and create a one piece mold to create duplicates of an original object.

### How To: Use scientific notation in pre-algebra

Lawrence Perez, from Saddleback College, and his assistant Charlie, give this pre-algebra two-part lesson on scientific notation. Find out what scientific notation actually is, and see how to work with it.

### How To: Express big & small numbers with scientific notation

See how to express very large and very small numbers using scientific notation with this free video math lesson from Internet pedagogical superstar Simon Khan. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps (or just finish your homework or study for that next big test).

### How To: Liquefy a Gummy Bear with high-frequency sound waves using a sonicator

A sonicator is a scientific device used to liquefy cells in order to study their proteins. The same tool can also be used to liquefy other things, including Gummy Bears! This video will show you how to use a sonicator to destroy a Gummy Bear completely in a very scientific way.

### How To: Convert large numbers into scientific notation

Confused about scientific notation? In this informative video, Doug Simms from free math tutoring helps you work with large numbers more efficiently by converting them into scientific notation. Let this expert walk you through easy to understand marker board examples covering all of the basics of scientific notation, including exponents, decimals, and how to convert numbers back and forth between different notation forms. Don't let confusing science problems get you down when Doug Simms is ar...

### How To: Convert between scientific and decimal notation

Need to know how to convert between scientific and decimal notation? Learn how with this free video math lesson. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps (or just study for that next big test).

### How To: Stop Excel from giving a number in scientific notation

New to Excel? Looking for a tip? How about a tip so mind-blowingly advanced as to qualify as a magic trick? You're in luck. In this Excel tutorial from ExcelIsFun, the 477th installment in their series of digital spreadsheet magic tricks, you'll learn how to prevent Excel from displaying a 13-digit number ID in scientific notation using the number formatting tool.

### How To: Apply scientific notation

This video walks you through on how to apply scientific notation. This excellent video shows you a clean blackboard, with the instructors voice showing exactly what to do. Don't fret, any question you may have, will be answered. Watching this video will make you feel like your back in the classroom but rather comfortably from your home.

### How To: Perform an experiment in accordance with the scientific method

The scientific method is one of the great constructs of modern academic thought. If followed rigorously it makes science as accurate as any general procedure can make it. Watch this video to learn the steps of the method and how to use it to conduct your own experiments.

### How To: Convert from standard to scientific notation

Interested in converting numbers both into and out of scientific notation? This free video lesson will teach you everything you'll need to know. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps (or just finish your homework or study for that next big test).

### How To: There's a Hidden Scientific Calculator on Your iPhone

The Calculator app on your iPhone may seem boring and basic, but there are a few interesting tricks worth knowing. You can ask Siri to perform calculations for you, long-press on results to copy them, long-press the field to paste numbers in, and swipe left or right above the keypad to delete digits one by one. The app can also be used as a scientific calculator with just a simple maneuver.

### How To: Create potassium iodide using elemental iodine and potassium hydroxide

Try out some home brewed chemistry by crafting your own potassium iodide using elemental iodine and potassium hydroxide, or in more scientific terms:

### How To: Perform 10 awesome science magic party tricks

The best part of science class for many was the awesome demonstrations and experiments teachers use to demonstrate scientific principles. This video will teach you how to capture some of that magic by performing ten awesome science party / magic tricks, like relighting a match with smoke and rolling a can around on it's rim.

### How To: Make a point contact transistor with germanium and phosphor bronze contacts

The transistor has changed the world since 1947, and the old point contact transistor isn't the scientific darling it's always been. It's still vital to the modern world though, and in this video you'll learn how to make your own point contact transistor with germanium and phosphor bronze contacts.

### How To: Make a model of a space comet

Are you an active or aspiring scientist? In this free educational video from National High Magnetic Field Laboratory, learn how to make a model of a comet, and why models are important to scientists. Get started on a scientific road to discovery with help from this excellent video on how to make a model of a space comet.

### How To: Speak to women without scientific methods

In this video from DavidWygant he teaches how to speak to women without scientific methods. He shows us how to talk to women without using pickup lines. Pickup lines are causing you to lose women. You just have to talk like you usually talk. Talk to a woman like you talk to anyone. If you are comfortable with yourself you will make others comfortable in your presence. Talk to a girl like girls talk to each other. Do not try some crazy code. You just have to be yourself and that is the best wa...

### How To: Perform various candle tricks based on scientific techniques

Here are some simple and fun tricks you can do at home with candles to astound and impress your friends and family. Create an extinguisher using baking soda and vinegar, use smoke to relight a candle and create a vacuum using a candle.

### How To: Make an electroscope for static electricty experiments

In this video, learn how to make your own homemade electroscope. An electroscope is an early scientific instrument that is used to detect the presence and magnitude of electric charge on a body and for static electricity experiments. They are easy to make. This electroscope is made from a binder clip and two sheets of plastic (or overhead transparency film), and scissors.

### How To: Read electrical resistor color codes

This video describes Resistor Color Codes and how to read them. It relates Resistor Color Codes to scientific numbers and engineering notation.

### How To: Make an overhead water bottle rocket launcher

A (harmless) explosion a day keeps the police away. Indulge your rambunctious little boy in some scientific fun by helping him build an overhead water rocket launcher, which shoots recycled plastic bottles.

### How To: Collect antique binoculars

This is a short video about collecting old or antique binoculars. This binocular video is helpful if you are interested in buying, selling, collecting or just learning about these old scientific instruments. This can help with all kinds of binoculars like Ross, Barr and Stroud, prismatic, or Galilean types.

### How To: The history and technology of batteries

Learn about the history and technology of batteries in this informative video, and learn how to make your own voltaic cells at home, along with other scientific experiments. Jeri Ellsworth demonstrates how and provides several informative facts about the history and technology about the battery.

### How To: Impress people during the holidays with scientific tricks

Magically get a hardboiled egg into (and out of) a bottle, make a star using toothpicks and challenge someone in a brain teaser using wooden matches. Mr. G demonstrates how in this video tutorial and, for all the eager students whose brains are brimming with curiosity, explains the science behind it all.

### How To: Jailbreak a PS3 using a TI-84 calculator

Not only can you jailbreak your PS3, you can do it just by using a TI-84 silver edition scientific calculator! You'll need to download a simple app first, and this will certainly void your PS3 warranty, but if that's okay with you, here's how to do it!

### How To: Do a sinking match head trick and get free beer

Scam School host Brian Bushwood demonstrates a great scientific principle of buoyancy. Based on Pascal's principle and the Cartesian Diver, the pressure inside an encapsulated object enables it to sink or swim.

### How To: Measure cooking ingredients

Learn how to measure cooking ingredients. Some home cooks approach cooking as an art form, a splash of this, a dash of that, and soon each culinary creation is deliciously unique. Bakers are more likely to appreciate the scientific side of cooking, relying on the careful measuring of ingredients to ensure consistent results every time they prepare a recipe. To measure cooking ingredients, you'll need a glass measuring cup for liquids, and a dry measure for powders.

### How To: Understand the Mayan calendar

Dovid Krafchow, the author of Kabbalistic Tarot, explains the meaning behind the Mayan calendar according to Jewish knowledge and scientific investigation. Check out this video to learn how to understand the Mayan calendar.

### How To: Get liquid from a bowl into a glass with just a candle

This is an amazing, scientific, rise effect with just a candle, a cup, and a Coke. Anybody can do it, so why not?

### How To: Create a realistic seascape display with Encapso K

This video tutorial demonstrates how to use Smooth-On's Encapso K rubber to create a realistic seascape display. Learn how to freeze and protect an underwater landscape sculpture.

### How To: Spray rubber to make plastic molds of anything

This video tutorial shows how to use Smooth-On's EZ Spray Jr. system to spray mold rubber, liquid plastics and casting resins. Learn how to make molds out of any object out of rubber, plastic or resin.

### How To: Create a color explosion with this cool science experiement

Soap is an incredible thing and this how-to shows some of its incredible qualities. You'll need a plate, some whole mile, some food coloring, some Q-tips and some dish detergent. It's an explosion of color! Some very unusual things happen when you mix a little milk, food coloring, and a drop of liquid soap. Use the experiment to amaze your friends and uncover the scientific secrets of soap.

### How To: Master weight and balance concepts with NASA

Join NASA (National Aeronautics and Space Administration) as they give the basics on the concepts of weight and balance as applied to aerospace. There's no better place to learn about aviation theory than NASA, the United States government's most infamous agency--the powerhouse of space exploration.

### How To: Determine enthalpy in the hydration of MgSO4

C For Chemistry delves into the chemistry of science experiments. This chemist knows what he's talking about. These chemistry experiments are not only fun, but very educational for all of those interested in scientific chemical reactions and properties.

### How To: Use an electronic balance 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.

### How To: Use a Bunsen burner 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.

### How To: Perform vacuum filtration 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.

### How To: Do hot filtration & recrystallization in the chem 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.

### How To: Store crystalline chemistry samples in storage paper

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.

### How To: Determine math proportions with the Square-Cube Law

Ever watch a cheesy movie and say "That monster is so FAKE!" but not really understand why? Well monstrous monsters are governed by a little biological rule called the Square-Cube Law, a scientific term combining math, anatomy and physics into one educational tool to recognize theatrical baloney when you see it. Just watch this video to see the explanation of the Cube-Square Rule, how it works and its ramifications for our favorite B-Movie pet monsters.

### How To: Remove Any Status Bar Icon on Your Galaxy S10 — No Root Needed

Samsung's popular Good Lock app has been updated to work on One UI and now lets you take full advantage of its awesome add-ons to customize your S10 in a few simple taps. One add-on in particular lets you get rid of mostly redundant indicators like the NFC "N" for a cleaner status bar.

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