Science Buddies
Science Buddies: How Much Energy Is Stored in Different Types of Food?
In this project you'll learn a method for measuring how much chemical energy is available in different types of food. You will build your own calorimeter to capture the energy released by burning a small food item, like a nut or a piece...
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Science Buddies: Which Fruits Can Ruin Your Dessert?
Here is a basic project for investigating enzymes that prevent gelatin from solidifying. This way you can understand why it is some fruits are not recommended for inclusion when it comes to making gelatin.
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Science Buddies: How Much Baking Powder Do Quick Breads Need?
If you like to bake, this could be a good project for you. There is a purpose for each of the ingredients in your recipes, but not everyone is always aware of what that purpose may be. Though this lab takes multiple days, you will...
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Science Buddies: Can Baking Soda Substitute for Baking Powder in a Recipe?
There's nothing quite like the smell of fresh-baked muffins for breakfast on a Saturday morning. If you're into baking, you might want to try this insightful project that lets you witness the chemistry behind making muffins. You'll get...
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Science Buddies: Determining Iodide Content of Salt
In this week long "kitchen chemistry" project you will use chemicals from the supermarket to test for the presence of iodine and iodide in salt. These are common micronutrients added to some preparations of table salt. A materials list,...
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Science Buddies: Egg Substitutes
Egg allergies are not uncommon, therefore many egg substitutes are sold in order to bake, and cook recipes that call for them. In this science project idea, you'll investigate how to modify recipes so that even egg-allergic friends and...
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Science Buddies: Which Orange Juice Has the Most Vitamin C?
In this project you'll learn how to measure the amount of vitamin C in a solution using an iodine titration method. You will hypothesize which juice will contain the most vitamin C, and then compare the amount of vitamin C in three...
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Science Buddies: How Much Do Different Pet Species Eat?
How much food do you think your pet eats compared to other kinds of pets? In this experiment you will compare the food intake of your family pets to find out which pet eats more for its body weight.
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Science Buddies: Get Down and Dirty: How Does Soil Change With Depth?
What covers less than 10% of the Earth's surface, yet is a vital natural resource for terrestrial life? What filters ground water and supports most of our food production, not to mention the production of building materials and paper?...
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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: How Diets Affect Earthworms and the Soil They Enrich
In this environment-oriented experiment, you will mix it up with earthworms, soil, and various types of organic kitchen scraps. The basic idea is to set up small earthworm colonies to compost different types of food waste. You test the...
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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: Lowering the Freezing Point of Water
When it comes to making ice cream, in order to make the mixture cold enough to freeze, you surround the container with ice and rock salt. This experiment helps you learn how the addition of salt (or other substances) affects the freezing...
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Science Buddies: Tough Beans: Which Cooking Liquids Slow Softening the Most?
Beans are important to the diets of many people, that is why you always find it cooked a specific way or in a specific dish in different cultures. Here you will learn how the liquid that beans are cooked in affects how quickly or slowly...
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Science Buddies: Effects of Food Preservatives on the Growth of Microorganisms
The problem of protecting food from spoilage has been with us since prehistoric times. The solutions to this problem have changed with advances in technology and knowledge about what causes food to spoil. This project uses liquid...
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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: 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...
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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: 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: 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: 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?