Science Buddies
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...
Science Buddies
Science Buddies: Measuring Your Taste Threshold
Some people are more susceptible to flavors than others. This experiment asks you to test your threshold for the three types of taste our tongues are capable of experiencing: salty, sweet, and sour.
Science Buddies
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...
Science Buddies
Science Buddies: You Are What You Eat!
Thinking about improving your sports performance? Want to help friends and family make the most of their physical fitness activities? One factor to consider is food. Whether you realize it or not, what you eat does change your body. It...
Science Buddies
Science Buddies: A Day in the Life of Your Heart
Heart rates can be determined by the amount of physical activity your body is engaging in. The more physically active you are, the faster your heart beats. You can measure the rate your heart is beating by taking your pulse. This science...
Science Buddies
Science Buddies: Do You Love the Taste of Food? Find Out if You're a Supertaster
To supertasters, the flavors of foods are much stronger than to average tasters. This can explain why some people are more picky about their food than others, because they experiences tastes in a much stronger form. Find out if you are a...
Science Buddies
Science Buddies: Heavy Metals and Aquatic Environments
You might know that lead can be toxic, and that you can get lead poisoning from eating or inhaling old paint dust. Lead is called a heavy metal, and there are other sources of heavy metals that can be toxic, too. Silver, copper, mercury,...
Science Buddies
Science Buddies: Using Daphnia to Monitor Water Toxicity
In a bioassay, a living organism serves as a detector for toxins-the same way canaries were used in coal mines to detect invisible toxic gases. In this project, water fleas (Daphnia magna), a freshwater crustacean, are used in a bioassay...
Science Buddies
Science Buddies: Effects of Exercise: Changes in Carbon Dioxide Output
Everybody knows that your body needs oxygen to keep going, and that you breathe out carbon dioxide as waste. What happens when you exercise? You've probably noticed that you breathe faster, and your heart beats faster. What triggers your...
Science Buddies
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...
Library of Congress
Loc: Official Us Executive Branch Websites
This is the official US executive branch site. Provides links to every department of this government branch.
NOAA
Noaa: Environmental Restoration
Your questions answered about environmental restoration after chemical accidents. A large section is dedicated to oil spills and how they contaminate the earth. Great information.
Other
Federal Executive Departments
A complete list of the executive departments and their branches. Clicking on the name of the department will take you to that home page.
Other
University of Delaware: Major Resource Kits
Major Resource Kits link academic majors to career alternatives by providing information on career paths, sample job titles, and a short bibliography of Career Resource Center materials available to students in a particular major....
Harry S. Truman Library and Museum
Harry S. Truman Library: The President's Cabinet
Features a teacher-directed activity that explores the President's Cabinet and the duties of each secretary.
Science Buddies
Science Buddies: Do You Have the Willpower to Taste Something Sour?
Do try this mouth-puckering science fair project to find out if people of all ages love sour tastes, or if there a difference between the sour preferences of kids and adults. You might be able to sell creations of your own based on your...
Science Buddies
Science Buddies: Old Salty: Does Age Affect the Ability to Detect Salt?
Sauerkraut, pickled fish, pickled vegetables, kimchi, corned beef, processed cheeses, smoked lunch meats. Do you like these high-salt foods? What about your grandparents, do they? Do your grandparents seem to like most foods to be a bit...