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Eighth Grade, Cooking & Food Science Science Experiments (120 results)

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Bakers (and those who help bakers!) know that at some point in every baking recipe, the instructions will tell you to preheat your oven to a certain temperature. But if you’ve ever tried to bake cookies and they come out flat, or take too long, it’s possible that your oven is to blame. You might set your oven to 350°F, but how do you know that the inside of your oven actually reaches that temperature? You could use a thermometer…. or you could use sugar! Because we know… Read more
Science Fair Project Idea
Scientific Method
When you open a can of green beans, have you ever wondered why the beans are not mushy, or more like a puree? Canning requires boiling the beans for a long period of time to kill bacteria, so why don't the beans fall apart into small pieces? Some fruits and vegetables—like cherries, apples, potatoes, sweet potatoes, beets, carrots, beans, cauliflower, and tomatoes—have the ability to undergo hardening, or firming of their plant tissues. A special enzyme, called pectin methyl… Read more
Science Fair Project Idea
Scientific Method
Did you know that people eat with their eyes as well as with their mouths? Food presentation—also called plating techniques or garnishing—makes food appear more appetizing. Checking out how the food looks is the cook's last task and the diner's first. Food that is well-presented is beautiful, colorful, and captivating. Not only does it make the diner really want to eat, but good presentation also allows the diner to identify the food ingredients, their quality, and the technique… Read more
Science Fair Project Idea
Scientific Method
A delicious and quick lunch is a cup of tomato soup and a grilled cheese sandwich. Biting into the toasty, butter-soaked bread and gooey cheese is very comforting. But what makes the cheese melt so nicely? Do all cheeses melt this way? In this cooking and food science fair project, you will experiment with making and determining the best recipe for processed cheese. Read more
STEM Activity
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Have you ever noticed that the salt you’re using says it’s “iodized”? Iodine is a micronutrient, which means we need it in small quantities to be healthy. Because iodine is relatively rare in many people’s normal diets, it’s added to table salt. Then when people salt their food, like tasty turkey, stuffing and mashed potatoes, they’re also getting some iodine. In this science activity, you’ll use some kitchen-friendly chemistry to investigate… Read more
STEM Activity
Have you ever tasted a delicious burger and wondered how it got so much flavor? Maybe you have heard your family talk about marinating foods before cooking or grilling them. A marinade is a mixture of seasonings used to flavor or tenderize food. Most cooks have strong opinions about the best way to marinate their favorite food, be it a large steak or a tofu burger. In this activity, you will do a test to see what factors might be most important in making a marinade stick to the surface of food.… Read more
STEM Activity
Have you ever wondered about the purpose of each of the ingredients in your favorite recipes? For example, why is baking powder used in some muffin recipes? How does the baking powder affect how the muffins look, feel and taste? In this science activity, you will use a scientific method to make some cornbread muffins to find out. And then you can decide on the best recipe to use if you want to make some cornbread for New Year’s Day, which is part of a Southern tradition where the… Read more
STEM Activity
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Have you ever been in such a rush in the morning that you barely had time for breakfast?  Eggs can be a perfect breakfast choice because they can be cooked quickly and in many different ways.  Not only do eggs have a spotlight right now because of Easter approaching, but eggs have been commonly eaten for thousands of years, all year round and all over the world.  A soft-boiled egg is a choice that many people make.  They like the way the thickened tasty yolk coats their hash… Read more
STEM Activity
Have you ever noticed that if you’re making a gelatin dessert, like JELL-O, it’s not recommended to use certain fruits, like pineapple?  Why is this?  It’s because these fruits may prevent the gelatin from solidifying.  In this activity you’ll get to determine if certain enzymes in some fruits are preventing the gelatin from solidifying, and whether there’s a way to still include these fruits without ruining your gelatin dessert!   Read more
STEM Activity
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Have you ever had black-eyed peas for New Year’s Day? They’re often used as part of a traditional meal in the South on this day. Dried beans themselves are a major ingredient in dishes served all over the world. In their dried form, they can be stored for years and then “brought back to life” by soaking them in water. In this science activity, you will explore how the temperature of the water used to rehydrate dried black-eyed peas (which are technically beans) affects… Read more
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