12 Creative science fair ideas for 8th graders

Volcano Eruption

Build a model volcano and demonstrate an erupting chemical reaction.

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Solar Oven

Create a solar oven to cook food using sunlight and explain renewable energy.

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Plant Growth Experiment

Test how different liquids affect plant growth over time.

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Magnetic Fields

Explore how magnets interact with different materials and fields.

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Water Purification

Design a simple filtration system to clean dirty water.

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Balloon Rocket

Show how air pressure propels a balloon to simulate rocket motion.

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DIY Battery

Build a simple battery using household items to generate electricity.

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Density Tower

Layer liquids of different densities to explore the concept of buoyancy.

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Static Electricity

Experiment with static electricity using balloons and various materials.

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Paper Airplane Physics

Large pockets for carrying gifts.

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Lava Lamp

Create a working lava lamp to demonstrate liquid density and chemical reactions.

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Solar System Model

Build a 3D model of the solar system and explain planet properties.

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