Microeconomics · Demand and Supply
Track vegetable prices and explain why they change
Record the prices of five vegetables twice a week for a month and explain each rise and fall.
- Easy
- 2–4 weeks
- Free
606 projects · 13 streams · every class
What do you want to build?
117 projects
Sociology · Family
Compare family structures across three generations
Interview grandparents, parents and peers about household size, marriage age and work.
- Easy
- 1–2 weeks
- Free
Psychology + Public Health and Epidemiology
Study how sleep relates to mood and concentration
Survey classmates anonymously on sleep hours, mood and focus and look for a relationship.
- Easy
- 1–2 weeks
- Free
Aerospace Engineering + Physics
Make a model wind tunnel and test shapes
Build a small wind tunnel from a fan and straws and compare the drag of different shapes.
- Intermediate
- 1–2 weeks
- 500–1,000
Environmental Science · Pollution
Measure air quality with sticky cards
Hang petroleum-jelly cards at five locations and compare the particles they collect in a week.
- Easy
- 2–7 days
- Under 250
Crops, Soil and Horticulture · Soil Studies
Test the soil of three fields or gardens
Compare soil texture, pH, organic matter and drainage at three sites and suggest suitable crops.
- Easy
- 2–7 days
- Under 250
Civil Engineering · Structural Analysis
Compare the strength of beam cross-sections
Fold the same sheet of card into flat, tube, box and I shapes and measure how much each bends.
- Intermediate
- 2–7 days
- Under 250
Public Health and Epidemiology · Health Surveys
Survey the health habits of your class
Collect anonymous data on sleep, breakfast, exercise, water and screen time and report the patterns.
- Easy
- 1–2 weeks
- Free
Nutrition and Food · Diet Studies
Record and analyse your diet for a week
Keep a food diary for seven days and compare your intake with a balanced plate.
- Easy
- 2–7 days
- Free
Pure Mathematics + Biology
Explore the Fibonacci sequence in nature
Count spirals on pine cones, sunflowers and pineapples and test whether they are Fibonacci numbers.
- Beginner
- 2–7 days
- Free
Media and Journalism · Media Analysis
Analyse how two newspapers cover the same story
Compare headlines, sources quoted and language in two papers' coverage of one event over a week.
- Easy
- 2–7 days
- Free
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
Pure Mathematics · Trigonometry
Measure heights with trigonometry
Make a clinometer and find the height of your school building, a tree and a tower.
- Easy
- 1 day
- Under 250
Cybersecurity + Pure Mathematics
Implement classic ciphers and break them
Write Caesar and substitution ciphers, then crack them with frequency analysis.
- Easy
- 2–7 days
- Free
Literature and English · Literary Analysis
Write a critical appreciation of a short story
Analyse the plot, character, setting, narration and theme of one short story.
- Easy
- 2–7 days
- Free
Statistics and Probability · Probability
Estimate pi by dropping needles
Drop sticks on ruled paper, count how many cross a line and get an estimate of pi.
- Easy
- 1–3 hours
- Free
History · Oral History
Record the oral history of an elder in your family
Interview a grandparent or neighbour about one period of their life and set their story against the wider history.
- Easy
- 1–2 weeks
- Free
Biology + Environmental Science
Map the biodiversity of a school ground
Survey plants and small animals with quadrats and calculate a biodiversity index for different areas.
- Easy
- 2–7 days
- Free
Environmental Science · Climate
Calculate your household's carbon footprint
Collect a month of electricity, fuel, travel and food data and convert it into kilograms of carbon dioxide.
- Easy
- 2–7 days
- Free
Biology · Botany
Compare the stomata of different leaves
Take nail-polish peels of leaves and count stomata on upper and lower surfaces.
- Easy
- 1–3 hours
- Under 250
Biology · Cell Biology
Observe osmosis in potato strips
Soak potato strips in salt solutions and find the concentration at which they neither gain nor lose mass.
- Easy
- 1 day
- Under 250
Applied Mathematics + Finance and Banking
Study compound interest and inflation
Model how savings grow with interest and how inflation changes their real value.
- Easy
- 2–7 days
- Free
Pure Mathematics · Geometry
Prove the Pythagorean theorem five ways
Build paper dissections and algebraic proofs of the theorem and compare how each convinces.
- Easy
- 2–7 days
- Under 250
History · Local History
Research the history of your own street or village
Trace how one street, market or village changed over a century using buildings, records and people's memories.
- Easy
- 2–4 weeks
- Free
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