Science Buddies
Science Buddies: Spinning Your Wheels: Pinwheel Sensitivity
So you've just heard the "Happy Birthday" song and now it's time to blow out the candles. If you are sitting far away from the candles, you know you'll have to blow harder to get them all out than if you were sitting closer. In this...
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Science Buddies: Get Something for Nothing: Free Power From the Sun!
Taking advantage of free energy can reduce our dependence on fossil fuels, which are harmful to our environment. In this science fair project, you will work with a solar panel, which is a collector of free energy, and investigate how...
Science Buddies
Science Buddies: Cold Room? Heat It Up With a Homemade Solar Air Heater
Humans need food, water, and warm shelter to survive. But a lot of humans depend on fossil fuels to supply gas and electricity to heat our homes. But burning fossil fuels to create energy is harmful to the environment. In this science...
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Science Buddies: Spare a Watt, Save a Lot
In this science fair project, you will investigate the different uses of electricity in your home. By identifying appliances, and determining how much energy they use, as well as which are phantom loaders, you can determine if there are...
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Science Buddies: Put Your Water to Work: Using Hydropower to Lift a Load
Water creates a lot of energy, just look at the Grand Canyon. In this science fair project, you will demonstrate the power of water by converting the kinetic energy in moving water to mechanical energy, which will lift a small weight.
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Science Buddies: The Chills and Thrills of Roller Coaster Hills
Lots of people enjoy roller coasters, but not many understand why they feel the strange excitement they do when riding them. In this science fair project, you will build and use an accelerometer to figure out and measure gravity-induced...
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Science Buddies: I Love Ice Cream, but It Doesn't Love Me: Lactose Intolerance
Pizza, milk shakes, and ice cream sundaes all contain dairy products, therefore they cannot be eaten by the majority of people around the world. Dairy products contain the sugar molecule lactose, and the majority of people on the planet...
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Science Buddies: Pinocchio's Arm: A Lie Detector Test
You might be surprised to learn that you have been practicing skills closely tied to lying if you have ever seen someone in pain, or mimicked your favorites sports athlete. In this science fair project, you will discover how your brain...
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Science Buddies: Green Your Pc: Help Your Computer Save Power
Check out this science fair project to determine how much power your PC really uses, and if it is an energy hog, how you can reduce its appetite for energy. You will learn how to profile and streamline your computer's power usage, while...
Science Buddies
Science Buddies: Unleash the Power of a Pinwheel!
In this science fair project, you will learn more about wind-powered devices, like pinwheels. Much like pinwheels, we react in different ways to the direction of the wind when we ride bikes, or even try to walk.
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Science Buddies: Use Dna Sequencing to Trace the Blue Whale's Evolutionary Tree
Around 50 million years ago, the mammalian ancestor of today's whales returned to the ocean. In this genomics science fair project, you will use mitochondrial protein sequencing to trace the evolution of whales and identify their closest...
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Science Buddies: I See a Full Moon Rising, and Shrinking, or Do I?
The moon appears bigger at the horizon just as it is rising over the treetops, than it does later in the evening when it is overhead. This is because our perception of its size changes based on where it is in the sky. In this human...
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Science Buddies: Race Your Marbles to Discover a Liquid's Viscosity
How do you like your mashed potatoes? Thin and whipped smooth? Or thick and mashed into chunks? Your mouth checks out not just the taste of your food, but its viscosity, or how it flows on your tongue, every time you take a bite. In this...
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Science Buddies: How Sweet It Is: Hummingbird Food Preferences
Do you like to watch hummingbirds? Have you ever wondered why there is specialty hummingbird food? What is it about the food that makes it so appealing? In this zoology science fair project, you will observe these remarkable creatures...
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Science Buddies: Ask a Cricket, 'What Is the Temperature?'
A cricket as a thermometer? Yes, that's right. In this science fair project, you'll investigate how the chirps of these tiny creatures can do more than lull you to sleep-they can tell you the temperature.
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Science Buddies: Neanderthals, Orangutans, Lemurs & You; A Primate Reunion
You have probably seen figures showing how human beings are related to chimpanzees, gorillas, and other primates. In this genomics science fair project, you will use bioinformatics tools to generate your own primate family tree.
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Science Buddies: Bring on the Heat! Investigating Exothermic Reaction Rates
Have you ever pulled a muscle or just been sore after a long day of work or exercise? Hot showers are great, but maybe you've used the more convenient heat packs. Heat packs, which you can buy at grocery or drug stores to soothe aching...
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Science Buddies: Just Keep Cool How Evaporation Affects Heating and Cooling
When we get hot, we sweat. The physiological role of sweat is to cool us down. When the water evaporates, it removes energy from our bodies. This sort of evaporative cooling can also be used to cool homes, using what are referred to as...
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Science Buddies: Hydrogen Peroxide on Plant Root Cuttings & Seed Germination
Hydrogen peroxide (often used as a disinfectant) has also been approved for use in pesticides. This science fair project investigates whether hydrogen peroxide has any effects on seed germination or on roots of plant cuttings.
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Science Buddies: Study Chirality With a Homemade Polarimeter
Some molecules can be either left- or right-"handed." The left- and right-handed molecules have the same number and type of atoms, and their chemical structures look identical, but they are actually mirror images of each other. Many...
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Science Buddies: Fast Food: Can Peppermint Improve Reaction Times?
Did you know that some teachers give their students a peppermint candy on state testing days? Is it to give the kids sweet-smelling breath? Or are the teachers hoping for something more on the important testing day? In this human biology...
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Science Buddies: Go, Gadget, Go! Building Robots With Lego Mindstorms
In the mid-20th century, people thought of robots as futuristic tools. But in the 21st century, robots are not a figment of our imaginations, but are a part of our reality. Robots even perform tasks that humans can't do. In this...
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Science Buddies: The Height Limits and Linearity of Bouncy Balls
You might think that plants and animals have little in common with batteries, springs, or slingshots, but they actually do have something in common. Both living and non-living things store and transfer energy from one form to another. In...
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Science Buddies: Vines & Spines: Thigmotropism in Morning Glory Tendrils
We tend to think of plants as immobile, but the tendrils of a vine, such as the morning glory, actually move in response to touch. Tendrils wrap around structures, which give the plant something to grow on. In this science fair project,...