Science Buddies
Science Buddies: Forensic Science: Building Your Own Tool for Identifying Dna
When biologists want to separate different pieces of DNA, RNA, or proteins they use a technique called gel electrophoresis. In this science project you'll build a gel electrophoresis chamber and use it to discover how many components are...
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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: Harmful Algal Blooms in the Chesapeake Bay
Harmful algal blooms occur when algae, which form the base of the ocean food web, grow in massive numbers and produce toxic or harmful effects on people, fish, shellfish, marine mammals, and birds. In this project you will learn how to...
Science Buddies
Science Buddies: Drawing Circles Around Ants
Do ants sometimes ruin your picnic? There are some chemical ant repellents you can spray to keep them away, but who wants to spray poison all over their food? In this experiment you can investigate some less toxic solutions that may be...
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Science Buddies: Yeast Reproduction in Sugar Substitutes
There's nothing quite like the smell of fresh-baked bread to make your mouth water. As any baker can tell you, you can't bake bread without yeast. This project makes clever use of bread dough to measure yeast reproduction three different...
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Science Buddies: Leaves and Light
Leaves use sunlight to make food for the plant. Sunlight contains all of the colors of the rainbow, but are all of those colors used by the leaf? Can you find out if some colors of light are more important than others?
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Science Buddies: Go and Stop? Ant Traffic Signals
Have you ever stopped to watch a trail of ants moving back and forth between a food source and their nest? Have you ever wondered how they establish their trail? You've probably read that ants use chemical signals to communicate with one...
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Science Buddies: Where Do Lizards Go for Lunch?
You've probably heard about differences between the left brain and the right brain in people. One hypothesis has it that brain lateralization evolved as a survival mechanism in animals with eyes on the sides of their heads. One eye could...
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Science Buddies: Speleology: Counting Formations in a Local Cave
In the past caves have been used for shelter, for religious purposes, and for burial sites. They were even used for food storage before refrigeration, because they are cool and have constant high humidity. Get ready for an adventure as...
Science Buddies
Science Buddies: When Science Is Sweet: Growing Rock Candy Crystals
Though rock candy seems to be a simple enough treat, it is also pretty interesting to make. Crystallized sugar that can be grown from a sugar-water solution is just how rock candy is made. In this experiment, you will learn to make your...
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Science Buddies: Primary Productivity and Plankton
The oceans contain both the earth's largest and smallest organisms. Interestingly they share a delicate relationship linked together by what they eat. The largest of the ocean's inhabitants, the Blue Whale, eats very small plankton,...
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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: Candy Confusion: Can Small Children Mistake Medicine for Candy?
Many medicines come in bottles with special child-proof caps so that small children can't accidentally open the bottle and eat the pills. To a small child who can't read the label, the pills might look just like candy. This project helps...
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Science Buddies: Minimizing Bacteria in the Thawing and Cooking of Meat
Here's a practical project that sheds light on safe practices in the kitchen. Use this information to determine which method of defrosting meat is safest and which method of cooking kills the most bacteria.
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Science Buddies: Candy Chromatography: What Makes Those Colors?
One of the characteristics that makes M&Ms so popular is dye that colors the hard shell, and of course the chocolate. But, many are unaware of what dyes are used to make those colors. This day long lab uses paper chromatography to...
Agriculture in the Classroom
Ag Classroom: Teen Scene
Learners explore science, agriculture, applied technology, and social studies. The resource consists of science fair ideas, facts, career information, and learning games.
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Science Buddies: How Food Supplements Affect Weight Gain of Juvenile Mice
As your mom and dad always tell you, a healthy diet is important to good health. This project is designed to see what happens to mice when they are allowed to load up on sugary snacks. Do you think that they will gain excess weight? Do...
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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: Juice Box Geometry
Juice boxes are so convenient, just poke the straw in and sip away. It might surprise you how much thought goes into the design and manufacturing of a juice box. Each manufacturer has carefully calculated how big each side should be to...
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Science Buddies: Earthworms: Nature's Tiller?
Everybody knows that worms are good for the soil, but not everybody knows why. This lab shows you how to efficiently measure earthworms within units of soil to determine their affect on decomposition and reduction of surface residue.