Chemistry + Nutrition and Food
Measure the vitamin C in fruit juices
Titrate juices with iodine and starch to compare how much vitamin C each contains.
- Intermediate
- 1 day
- Under 250
606 projects · 13 streams · every class
Science projects 16
Experiments, working models and investigations in physics, chemistry, biology, earth and space. Most can be done at home or in a school lab, and each one says what it costs and how long it takes.
16 Science projects
We couldn't find an exact match. These are the closest 16, found by leaving out the class.
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Environmental Science + Data
Analyse 50 years of your city's temperature data
Download long-term temperature records and test whether your city has warmed, and by how much.
- Intermediate
- 1–2 weeks
- Free
Astronomy and Space + Pure Mathematics
Measure the Earth's circumference like Eratosthenes
Measure a stick's shadow at local noon in two cities and calculate the size of the Earth.
- Intermediate
- 1 day
- Free
Chemistry · Thermochemistry
Measure the heat released when salts dissolve
Dissolve different salts in water and classify each as heating or cooling the water.
- Intermediate
- 1–3 hours
- Under 250
Chemistry · Analytical Chemistry
Estimate the calcium carbonate in eggshells
React eggshell with vinegar, measure the mass of carbon dioxide lost and calculate its purity.
- Intermediate
- 1 day
- Under 250
Chemistry · Medicinal Chemistry
Compare how well antacids neutralise acid
Find which antacid tablet neutralises the most acid per tablet and per rupee.
- Intermediate
- 1 day
- Under 250
Earth Science + Data
Map earthquakes from live data
Download a month of world earthquakes and show that they trace the plate boundaries.
- Intermediate
- 2–7 days
- Free
Astronomy and Space + Geography
Use satellite images to measure change in a lake or forest
Compare satellite images from two dates and measure how much a water body or forest has changed.
- Intermediate
- 1–2 weeks
- Free
Environmental Science + Applied Mathematics
Estimate the carbon stored by a planting drive
Measure young trees from a planting drive and model how much carbon they will store over 20 years.
- Intermediate
- 1–2 weeks
- Free
Physics + Astronomy and Space
Estimate the Sun's power with a can of water
Measure how fast sunlight heats blackened water and estimate the solar constant.
- Intermediate
- 1 day
- Under 250
Biology · Molecular Biology
Investigate the effect of temperature on enzyme activity
Measure how fast potato catalase breaks down hydrogen peroxide at different temperatures.
- Intermediate
- 1 day
- Under 250
Astronomy and Space + Photography, Film and Animation
Photograph star trails and find the celestial pole
Take a long exposure of the night sky and measure the Earth's rotation from the arcs.
- Intermediate
- 1 day
- Free
Chemistry · Food Chemistry
Compare the energy in different foods by burning them
Burn nuts and snacks under a can of water and estimate the energy per gram of each.
- Intermediate
- 1 day
- Under 250
Physics · Waves
Investigate standing waves on a string
Drive a stretched string with a small speaker and find how frequency depends on tension.
- Intermediate
- 1 day
- 250–500
Physics · Fluid Mechanics
Measure surface tension by counting drops
Use the drop-weight method to compare the surface tension of water, soapy water and oil.
- Intermediate
- 1 day
- Under 250
Physics · Oscillations
Study damping with a pendulum in air and water
Film a pendulum losing amplitude in air and in water and test whether the decay is exponential.
- Intermediate
- 1 day
- Under 250
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