
100 Science Fair Projects For 8th Graders
Can DNA be taken out of the cell? We'll find out using an onion! (Check out the video where DNA is taken out of strawberries!)
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Learn how to grow a new plant from a piece of an existing one!
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Let's find out which acne medications are the most effective against bacteria that cause acne!
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Learn how soap can break the surface tension of water and mix oil and water together!
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Have you ever wondered how to make glow-in-the-dark stickers glow longer?
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Can you make fabric waterproof? Find out by testing different fabrics with and without Scotch Guard!
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Let's explore how temperature affects the amount of substances that can be dissolved in water!
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See the sun like never before! View sunspots through a telescope or a homemade 'pinhole camera' and explore the sun's surface.
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Let's explore how different surfaces affect the temperature increase due to the greenhouse effect!
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Get your hands messy with this mysterious substance! Is it a liquid or a solid? Mix, squish and play to uncover its secrets!
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Discover the incredible power of lemons! With lemons and basic materials, you can create an eco-friendly battery that powers an LED light!
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See colors magically move in milk with soap! This fun experiment demonstrates surface tension in a vivid way!
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Have you ever wondered what materials have the most static electricity? Find out by rubbing a balloon on different materials and counting how many pieces of paper it attracts!
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Get ready to become a candy-making scientist! Grow your own giant sugar crystals and make rock candy you can eat!
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Curious about pet rocks? Make some and learn about the rock cycle in the process!
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How hard is that rock? You can learn how to classify your own rocks by their hardness just like geologists!
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Make delicious rock formations using Starbursts! Learn how the earth makes rocks in a tasty way.
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Make your own sparkling geode rock crystals at home with Borax and see science in action!
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Discover how to make your own sedimentary, metamorphic, and igneous rocks using crayons!
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Have you ever heard of rocks made of chocolate? Learn how rocks can be turned into a sweet treat in this delicious science project!
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Make your own sparkling rainbow crystals at home with Borax and see science in action!
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Create your own solar system model to scale on the sidewalk and take a walk through space!
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Have you ever wondered how wind affects plants? In this experiment, you'll find out by comparing two plants in different wind conditions.
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Have you ever wondered why leaves change color in the fall? Let's find out by using chromatography to separate the colors of a green leaf!
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Does physical activity before an exam help you do better?
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With just a few simple steps, creating a cloud in a jar can help us understand the process of cloud formation!
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Have you ever wondered how temperature affects fingerprints? Find out in this science project!
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Can dogs tell the difference between blue and yellow? Find out in this science project!
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Can you keep ice from melting without a cooler box? Find out how reflective containers can help!
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Let's find out which beverage leaves the most stains on our teeth!
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Do different types of firewood produce different amounts of heat? Find out in this fun experiment!
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Can sea water help or hurt bamboo plants? Find out in this experiment!
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Do you like your food hot or cold? Find out how temperature affects your taste buds in this fun experiment!
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Have you ever wondered how long soap bubbles can stay afloat in carbon dioxide? Let's find out!
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Do you have what it takes to blow up a balloon bigger than your friends? Find out if singers have bigger lungs than non-singers!
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Discover how stalactites and stalagmites form in caves with this fun experiment!
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Learn how to build bridges that can hold a lot of weight using triangles and squares!
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Find out if you have the lungs of an athlete by testing your lung capacity with the water displacement method!
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Take a journey into a drop of water and explore the five kingdoms of life!
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Join us on an adventure to explore the different kinds of insects living on three different species of trees!
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Discover how different types of plants can affect the biodiversity of a region!
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Find out if boys have a higher or lower lung volume than girls in this fun experiment!
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Let's explore how much water plants lose through transpiration and see if bigger leaves mean more water loss!
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Can X-rays stop green beans from growing? Find out in this science project!
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Do you want to know what colors birds like? Find out by setting up bird feeders in different colors and see which one they prefer!
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Have you ever wondered what happens when you leave a slice of bread out for a few days? Find out in this science project!
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Have you ever wondered what's in the snow? Let's find out by collecting snow samples from different locations and testing them for pollutants!
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Have you ever wondered how to get rid of dust mites? This science project will show you the best way to get rid of these pesky bugs!
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Can paper cups filled with water and sand absorb more impact during a collision? Find out in this science project!
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Does the packaging of a soft drink affect the amount of carbonation? Find out in this fun science project!
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Join us in a science experiment to explore how seismic activity affects the displacement of bones in soil!
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Can gasoline fumes kill plants? Find out in this science project!
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Do you want to know if cinnamon oil can keep insects away? Join us in this science project to find out!
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Can Red Bull make water fleas beat faster? Find out in this science project!
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Let's explore how antifouling paint affects the environment and marine life by testing water samples from a boatyard!
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Does your nail polish chip off too quickly? Find out which type of nail polish lasts the longest with this fun science project!
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Are you curious to find out which cleaning agent is the most effective at killing bacteria? Join us in this science project to find out!
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Let's explore how salt and temperature affect the surface tension of water!
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Does a bouncier golf ball travel further than a less bouncy one? Find out in this science project!
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Does watering plants with soft water help seeds germinate faster? Find out in this science project!
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Measure the wind speed at different heights and see how it changes!
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Do athletes have more symmetrical bodies than non-athletes? Find out in this science project!
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Do wooden chopping boards have less bacteria than plastic chopping boards? Find out in this science project!
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Are left-handers better at mirror writing than right-handers? Find out in this fun science project!
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Does age affect how well you can coordinate your eyes and hands? Find out in this fun experiment!
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Let's find out if scented candles burn faster than unscented ones!
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Does extreme cold or heat affect how long a battery can power a fan? Find out in this science project!
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Does coloring flash cards help you remember better? Find out in this fun science project!
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Let's explore how soil fertility affects electrical conductivity!
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Do boys and girls respond differently to peer pressure? Find out in this science project!
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Do boys really do better in math than girls? Let's find out!
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Does your pup have a paw preference? Find out with this fun science project!
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Do adults and children have the same learning ability? Find out in this fun science project!
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Have you ever wondered what kind of bacteria is living in your toothbrush? Find out in this science project!
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Does the temperature of the classroom affect how well students do on tests? Find out in this science project!
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Do you want to know how your lungs change as you get older? Find out by doing this science project!
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Can you build a house that can withstand an earthquake? Find out by testing different building materials in this science project!
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Are natural pesticides like lemon juice more effective than apple, tomato, or carrot juice against ants? Find out in this science project!
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Does music help children fall asleep faster? Find out in this science fair project!
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Can you tell the difference between regular fat and low fat food? Find out in this fun science project!
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Do you want to know which water repellent works best? Find out by comparing Rain-X and Aquapel in this science project!
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Let's compare two types of light bulbs to see which one is brighter and uses less power!
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Can vegetable oil help keep soil moist? Find out in this science project!
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Hot days can make your car feel like an oven, but reflective sunshades can help keep the temperature down. Let's find out how!
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Can you tell which smoke detector is better at detecting smoke? Find out in this science project!
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Can you tell the difference between natural and synthetic scents? Put your nose to the test and find out!
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Do you want to know which fabric keeps you the warmest? Find out in this science project!
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Can tea leaves help plants grow faster? Find out in this science project!
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Does a balanced golf ball make a difference in your putt? Find out in this science project!
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Can a balloon filled with water withstand fire? Find out in this fun science project!
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Let's explore how salt crystals form and how adding different ingredients can affect the size of the crystals!
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