Science Buddies
Science Buddies: The Effects of Card Counting on a Simple Card Game
If you enjoy playing cards, this project will get you thinking about strategy in card games and help you become a better card player. Explore probability using computer simulations and the practice of counting cards.
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Science Buddies: What Makes Ice Melt Fastest?
If you live in a place that gets cold in the winter, you have most likely seen trucks spreading a mixture of sand and salt on the streets after a snowfall to help de-ice roads. This basic chemistry project gives you clues to discover how...
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Science Buddies: Saturated Solutions: Measuring Solubility
Many essential chemical reactions and natural biochemical processes occur in liquid solutions, so understanding the chemical properties of liquid solutions is fundamentally important. This project will challenge you to discover how much...
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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: Do Oranges Lose or Gain Vitamin C After Being Picked?
Are oranges highest in vitamin C when they are fresh from the tree (or, in a pinch, the grocery shelf)? In this project you'll learn how to measure the amount of vitamin C in a solution using an iodine titration method.
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Science Buddies: Solar Speedway
Solar power is hot these days. Gleaming, black solar panels soak up rays on more and more rooftops of homes and businesses providing a clean, alternative source of heat and electricity. You might guess that different times of the day...
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Science Buddies: What Electric Bills Can Tell You About Energy Use
This project is a great way to "bring home" the concept of energy use. All you need to get started is a good-sized sample of monthly electric bills from households in your area. Building from this simple beginning, you can ask questions...
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Science Buddies: Now You're Cooking!
Here is a project that uses direct solar power, gathering the sun's rays for heating and sterilizing water or cooking. It's a low-cost technology that seems to have everything going for it. Use this project to find out if it works, and...
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Science Buddies: Deep Knee Bends: Measuring Knee Stress With a Mechanical Model
Prosthetic limbs and artificial joints can help people with disease or injury lead a normal life. Sports medicine or physical therapy is also an area that relates to this experiment. Either way, this project serves as a good match if any...
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Science Buddies: Measuring Your Threshold of Hearing
How your ears and your brain turn the sound waves out there in the world into the experience of music in your head, remains a mystery to many, but yet we all experience and even enjoy sounds and music. If you're interested in doing a...
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Science Buddies: Twirls, Whirls, Spins, & Turns: Reflexes & Dizziness
Tilt-A-Whirls, Merry-Go-Rounds, Spinning Tea Cups. Just the thought of these rides is enough to make someone dizzy, or queasy. Learn about spins, turns, and the mixed signals that fire in our brains when the sensation of dizziness takes...
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Science Buddies: Can Garlic Prevent Crown Gall?
Crown gall is a plant disease caused by the soil bacterium Agrobacterium tumefaciens. This project uses tomato plants to investigate whether garlic extract can prevent crown gall infection. Though this is a lengthy experiment, a...
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Science Buddies: Blowing Bottletops: Making Music With Glass Bottles
This is a musical project about the resonance of closed-end air columns. Organ pipes, flutes, and brass instruments are examples of musical instruments of this type. In this project, you'll learn how the pitch of the note produced...
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Science Buddies: Singing Wine Glasses
Making a glass sing is not always as easy as it looks. This project explains the science behind the interesting hobby. You will be asked how the amount of fluid within a glass affects its pitch.
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Science Buddies: How to Make a Guitar Sing
This is a great project for musicians interested in the physics of stringed instruments. If you have ever played an acoustic guitar, you may have noticed that picking a single string can make one or more of the other (unpicked) strings...
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Science Buddies: What Material Makes the Most Resonant Soundboard?
If you like music and musical instruments, this project might resonate with you. You will investigate materials that could be used to build acoustic musical instruments. You can then use a music box mechanism and a sound level meter to...
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Science Buddies: Artificial Intelligence Teaching a Computer to Play Tic Tac Toe
This is a more challenging JavaScript project. You will have to figure out a way to translate game strategy into a computer algorithm. Directions will show you how to create a working Tic-Tac-Toe board on a webpage. Just by showing the...
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Science Buddies: Caffeine and Heart Rate: A Pharmacological Study Using Daphnia
In this project, water fleas (Daphnia magna), a semi-transparent freshwater crustacean, are used to study the effects of caffeine on heart rate. You do not have to learn how to take a crustacean's pulse though, because you can actually...
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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...