Science Buddies
Science Buddies: How Are Antibodies Used for Blood Typing?
The human immune system has various ways of responding to an infection caused by bacteria or viruses. Our bodies produce proteins (antibodies) that are highly specific for the infectious agent as a part of our "humoral" immune response....
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Science Buddies: Build a Motorboat Powered by Surface Tension
If you look carefully, you could find dozens of similar interesting phenomena that are all linked to the surface tension of water. Here is a project that will help you understand and measure the properties of water surface tension.
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Science Buddies: Now You See It, Now You Don't: A Chromatic Adaptation Project
This project shows that our perceptions can change, even with the stimulus remains the same. A clear color difference in an image disappears after just 20 seconds of looking at another (special) image.
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Science Buddies: What Is Home Sweet Home to a Bug?
If you had to choose between having your favorite dessert, going to a movie, or spending the night at a friend's house, which would you choose? This project shows you how you can "ask" a sowbug (or pill bug) a similar question in order...
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Science Buddies: Understand Shock Levels and Packaging Principles
When you open up your presents on your birthday, you probably don't spend a lot of time admiring the wrapping-you'd much rather see what's inside. It can be the same way with the packaging that products come in, but packaging is...
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Science Buddies: Rock On! Recording Digital Data With Magnets
This is a straightforward project that shows you how data can be digitized and stored on magnetic recording media. You'll learn how alpha-numeric characters are digitized, and you'll use bar magnets to represent the individual data...
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Science Buddies: Mixing Light to Make Colors
You know how to make new colors by mixing paint or crayons. For example, you get green by mixing yellow and blue, or orange by mixing red and yellow. With paint, blue, yellow, and red are primary colors, which you can use to make other...
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Science Buddies: How Much Weight Can Your Boat Float?
Have you ever wondered how a ship made of steel can float? In this project you'll investigate how much weight boat hulls of various shapes and sizes can support without sinking.
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Science Buddies: How to Make the Boldest, Brightest Tie Dye!
The clothes you wear are made of fibers that come from many different sources. Some fabrics are made from natural fibers, and some from manufactured or totally synthetic fibers. In this project you'll explore how different fiber types...
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Science Buddies: Which Metal Is the Most Resistant to Corrosion?
Here's a practical engineering challenge: you need to build an enclosure for your dogs, using material that they can't chew through. It's going to be a lot of work to build, so you want to do it right. What material should you choose for...
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Science Buddies:brain Body Connection: Can Exercise Make Our Brains Work Better?
We all know physical exercise is important to keeping our bodies fit. But how important is physical exercise to your brain? In other words, is there any connection between an active body and increased brain power? This is an easy project...
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Science Buddies: How Does Packaging Affect the Ripening of Fruit?
Why do different types of fruits come packaged in different ways? In this project, you will experiment with different ways of packaging fruit to see if it has an effect on the freshness of the fruit. Will a different kind of packaging...
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Science Buddies: Dog Scents: The Super Nose of Man's Best Friend
Everyone thinks their dog's the best, but in the case of smelling ability, all dogs possess super powers. In fact, a dog's nose can be over a 1,000 times more sensitive than a human's. In this project, learn about smell from a dog's...
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Science Buddies: Make Your Own P H Paper
In this "kitchen chemistry" project about acid/base chemistry, you will measure the acidity or alkalinity of a solution using a logarithmic scale called the pH scale. As you learn about the pH scale, you will have the chance to make your...
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Science Buddies: Wave Blockers
What do the radio, TV, radio controlled cars, and cell phones all have in common? They all use invisible waves to transmit information. Find out which materials block radio waves, and which materials allow radio waves to pass through in...
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Science Buddies: Do Submarines Need Fins?
In this science project, you can investigate how submarines use stabilizing fins to move forward. Exploring friction and buoyant force you will get closer to understanding how these large ships function. Research resources are included...
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Science Buddies: Spread the Soap, Not the Germs
Washing your hands is the best way to prevent the spread of germs. But germs can be tricky; they find nooks and crannies to hide in, so it takes good hand-washing technique to get rid of them. This science project investigates which...
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Science Buddies: Is That Cat Fat?
There are over 58 million overweight cats and dogs in the United States alone. In this science project you will determine what percentage of the pets you know are overweight and how their weights compare to weight of pets throughout the...
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Science Buddies: How Does a Chick Breathe Inside Its Shell?
Whether a chick can breathe inside its shell is an interesting question. Every animal needs oxygen to survive, so the chick must get air somehow. Try this science project to discover if the pores in a chicken egg shell allow water to...
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Science Buddies: Mag Nificent Breakfast Cereal
You will devise a way of testing foods for supplemental iron additives in this experiment provided by Science Buddies. Then you will use your design to test different breakfast cereals to see how much iron they contain. The goal is to...
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Science Buddies: Bomb's Away! A Ping Pong Catapult
With this project you'll send ping pong balls flying through the air with a rubber-band powered catapult. This catapult makes it easy to reproduce the launch angle, and to measure the amount of force applied to the projectile. Armed with...
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Science Buddies: Levitating Magnets: Floating Isn't Just for Magicians
If you ever seen a magician float an object in the air, you might think that levitation is just a magic trick, but the truth is you can use an invisible physical force to levitate a magnet. Try this simple, week-long science project to...
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Science Buddies: Dog Toys: What Makes One a Favorite or a Flop to Fido?
It seems as though dogs, like people, have definite preferences for their play things. This fun project investigates what makes a toy interesting to a dog. In these experiments, you and your dog can have some fun while you learn about...
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Science Buddies: Attack of the Killer Cabbage Clones
Do you like to watch outdated science fiction and cheesy horror movies? Many fictional tales of cloned organisms have been created based upon the scientific method for cloning animals or plants. In the real world, the cloning of plants...