Here are 200 ideas for a school science exhibition, organized by topic to make it easier to explore areas of interest. Each project can be adapted to different grade levels by adjusting the depth and complexity of the investigation.
1. Physics
- Newton's Cradle: Demonstrate the conservation of momentum.
- How do pulleys work?
- Building a simple hydraulic lift.
- Exploring the laws of thermodynamics.
- Making a wind turbine.
- How does a gyroscope work?
- The effect of angles on catapult range.
- Build a model of a roller coaster.
- Water vortex in a bottle.
- The effect of surface area on friction.
- Soundproofing materials and their effectiveness.
- Investigate the Doppler effect.
- Light reflection with different mirrors.
- Build a simple electric motor.
- How do gears work?
- The physics of balance: center of gravity.
- Using prisms to explore light refraction.
- How does air resistance affect objects?
- Testing paper airplane designs for maximum flight time.
- Measuring the speed of sound.
- How do optical illusions work?
- Make a sundial to track time.
- Gravity and free fall experiments.
- Static electricity and its effects.
- How are rainbows formed?
2. Chemistry
- Make a baking soda and vinegar volcano.
- Investigate the pH of common household items.
- Test how temperature affects reaction rate.
- Create crystals using salt or sugar.
- Exploring chemical changes vs. physical changes.
- Testing different materials for conductivity.
- Investigate the effects of acid rain.
- How do antacids neutralize stomach acid?
- Electrolysis of water.
- Exploring chromatography with inks.
- Make homemade slime and understand its properties.
- How do enzymes work in food?
- Understanding surface tension with water.
- Testing rust formation on metals.
- The effect of salt on freezing point of water.
- Make a simple battery from lemons.
- Examining the effects of corrosion.
- Exploring osmosis with plant cells.
- Chemical reactions with household cleaners.
- Testing for vitamin C in fruits.
- Investigate biodegradable vs. non-biodegradable items.
- Testing sugar content in sodas.
- How do glow sticks work?
- Density experiments with different liquids.
- Using pH indicators in red cabbage.
3. Biology
- How do plants grow toward light?
- Exploring photosynthesis with leaf experiments.
- Plant growth with different types of soil.
- How do roots absorb water?
- Comparing different plant fertilizers.
- Build a model of a cell with household items.
- How do different light colors affect plant growth?
- Investigate animal camouflage.
- Learn about pollination with flower dissection.
- Effects of acid rain on plant growth.
- Study insect behavior in different environments.
- Testing the effects of composting on soil quality.
- Investigate microbial life in water samples.
- Seed germination under various conditions.
- What conditions promote mold growth?
- Exploring the biodiversity of soil.
- Study the respiratory system with a lung model.
- Observing stages of metamorphosis in insects.
- Effects of music on plant growth.
- How do antibiotics affect bacteria growth?
- Exploring bioluminescence in organisms.
- Investigate the effects of pollution on water quality.
- Learn about DNA extraction from fruits.
- Exploring fungi growth in different environments.
- Investigate animal adaptations to climate.
4. Earth Science
- Building a model of a volcano.
- The water cycle: creating a terrarium.
- How do earthquakes affect buildings?
- Make a mini tornado in a bottle.
- Study soil erosion with different materials.
- Investigating different rock types and their formation.
- Simulating a tsunami in a tank.
- How do glaciers shape landscapes?
- Weather patterns and storm formation.
- Creating a model of the Earth's layers.
- How do tectonic plates cause earthquakes?
- Understanding the greenhouse effect.
- How do sand dunes form?
- Investigate the composition of different soils.
- The effect of acid rain on rocks.
- Exploring fossils and how they are formed.
- Testing water filtration methods.
- How do ocean currents affect climate?
- Simulating an oil spill and its cleanup.
- Exploring the phases of the moon.
- How do minerals form crystals?
- Simulate rain by creating condensation.
- Explore river erosion with sand and water.
- Investigate the salinity of ocean water.
- The effects of deforestation on soil.
5. Astronomy
- Make a model of the solar system.
- How do solar and lunar eclipses occur?
- Investigate the phases of the moon.
- Exploring the temperature of different planets.
- How do stars form?
- What causes the seasons?
- Study the Big Bang theory.
- How does gravity affect celestial bodies?
- Why do planets orbit the sun?
- Exploring the composition of the sun.
- The life cycle of a star.
- How are black holes formed?
- Create a constellation model.
- What are comets and meteors?
- Study the Milky Way galaxy.
- What is dark matter?
- Learn about space weather and solar flares.
- How does a telescope work?
- Understanding the structure of a galaxy.
- Study the moon's effect on tides.
- Simulate a meteor impact.
- How do astronomers measure distances in space?
- Study the effects of space travel on the human body.
- Learn about the International Space Station.
- Explore exoplanets and their characteristics.
6. Environmental Science
- Investigate renewable vs. non-renewable energy.
- Build a small wind turbine.
- Study the effects of air pollution.
- Water filtration using natural materials.
- Effects of plastic on marine life.
- Explore composting and decomposition.
- Investigate the impact of pesticides on soil.
- How does deforestation affect wildlife?
- Build a model ecosystem.
- How do greenhouse gases affect the environment?
- Effects of fertilizers on water bodies.
- Recycling paper at home.
- Solar energy experiments.
- How does urbanization impact wildlife?
- Test biodegradable plastics.
- Effectiveness of natural cleaning products.
- How does carbon dioxide impact plant growth?
- Study microplastics in water samples.
- Investigate water conservation methods.
- Build a rainwater harvesting system.
- Learn about coral bleaching.
- Study climate change and global warming.
- Benefits of electric vehicles on pollution.
- How does population growth impact resources?
- Investigate pollution levels in local water sources.
7. Engineering & Technology
- Build a bridge and test its strength.
- How do drones fly?
- Make a simple robot with basic programming.
- Study the effects of aerodynamics on cars.
- Design a model earthquake-proof building.
- Building a simple water rocket.
- Investigate windmill efficiency.
- Make a solar-powered car.
- How do solar panels generate electricity?
- Construct a basic elevator with pulleys.
- Exploring wireless communication.
- How does GPS work?
- The science of smart homes.
- Test the insulation of different materials.
- Design a catapult for maximum distance.
- Experiment with different types of levers.
- Build a hovercraft using air pressure.
- Understanding the mechanics of a camera.
- Create a simple water wheel.
- Learn about computer circuits and processors.
- How do traffic lights work?
- Study the physics behind musical instruments.
- Creating a working wind turbine model.
- Explore the structure of a battery.
- Design an emergency shelter with limited materials.
8. Human Body & Health
- Investigate lung capacity.
- Effects of exercise on heart rate.
- Study reflexes and reaction time.
- Create a working model of the human heart.
- Effects of sugar on the body.
- How does the immune system work?
- The impact of sleep on memory.
- Study the process of digestion.
- Investigate how sound affects concentration.
- Learn about DNA and genetics.
- The importance of vitamins in the diet.
- Study the structure of bones.
- Effects of caffeine on the human body.
- How do muscles work in pairs?
- Explore the sense of taste.
- Study the effects of screen time on sleep.
- Investigate blood types.
- How does the brain process information?
- The impact of hydration on physical performance.
- Study how different foods affect energy levels.
- Investigate the sense of smell and memory.
- How do vaccines work?
- Testing hand sanitizer effectiveness.
- Investigate the structure of teeth.
- The process of breathing and respiration.