Pure Mathematics + Cybersecurity
Break a secret with number theory: how RSA works
Encrypt and decrypt a message with small primes by hand, then in code, and see why large primes matter.
- Advanced
- 1–2 weeks
- Free
606 projects · 13 streams · every class
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31 projects
Physics · Modern Physics
Measure Planck's constant with LEDs
Find the turn-on voltage of LEDs of different colours and get Planck's constant from the slope.
- Advanced
- 2–7 days
- 250–500
Biology + Data
Compare a DNA sequence across species with free tools
Download one gene from six species, align the sequences and build an evolutionary tree.
- Advanced
- 1–2 weeks
- Free
Development and Applied Economics · Econometrics
Test whether education and earnings are related
Use a public survey dataset to estimate how much an extra year of schooling relates to earnings.
- Advanced
- 2–4 weeks
- Free
Artificial Intelligence · Machine Learning
Compare machine-learning models on one dataset
Evaluate five classifiers on the same public dataset with cross-validation and report the differences properly.
- Advanced
- 1–2 weeks
- Free
Applied Mathematics + Civil Engineering
Model traffic flow with cellular automata
Simulate cars on a ring road and show how jams appear from nothing above a critical density.
- Advanced
- 1–2 weeks
- Free
Political Science + Philosophy and Cultural Studies
Study a political idea through its key thinkers
Trace one idea, such as liberty or equality, through three thinkers and take a position.
- Advanced
- 2–4 weeks
- Free
Chemical Engineering · Reaction Engineering
Optimise a reaction with a simple reactor model
Simulate batch and continuous reactors for a first-order reaction and compare conversion.
- Advanced
- 2–4 weeks
- Free
Systems and Cloud · System Design
Design the architecture of a food-delivery app
Design a system for orders, restaurants and delivery partners and justify each choice with numbers.
- Advanced
- 1–2 weeks
- Free
Data · Big Data
Analyse a large open dataset with SQL
Load a multi-million-row public dataset and answer ten business questions with efficient queries.
- Advanced
- 1–2 weeks
- Free
Biomedical Engineering + Health Technology
Make a low-cost digital stethoscope
Fit a microphone to a stethoscope head, record heart sounds and analyse them on a computer.
- Advanced
- 2–4 weeks
- 1,000–2,500
Biology · Microbiology
Investigate which mouthwash or toothpaste limits plaque bacteria
Compare how well mouthwashes inhibit bacterial growth on agar using the disc method.
- Advanced
- 1–2 weeks
- 250–500
Sociology · Inequality
Compare two neighbourhoods using census data
Use census tables to describe occupation, literacy and housing in two wards and compare them.
- Advanced
- 2–4 weeks
- Free
Macroeconomics + Public Policy and Governance
Evaluate a government scheme from published data
Choose one scheme and test whether its target indicator improved after it started.
- Advanced
- 2–4 weeks
- Free
Data + Marketing
Mine association rules from shopping baskets
Find which products are bought together in a public transaction dataset.
- Advanced
- 1–2 weeks
- Free
Biology · Microbiology
Compare antibacterial effects of natural substances
Test garlic, neem, turmeric and honey against harmless bacteria using paper discs on agar.
- Advanced
- 1–2 weeks
- 250–500
Artificial Intelligence + Media and Journalism
Detect fake news headlines with machine learning
Train a classifier on a public dataset and show why it learns the source's style, not the truth.
- Advanced
- 2–4 weeks
- Free
Artificial Intelligence · Time-Series
Detect anomalies in sensor data
Flag unusual readings in a temperature or power series using rolling statistics.
- Advanced
- 1–2 weeks
- Free
Artificial Intelligence + Earth Science
Forecast daily temperature with time-series methods
Forecast tomorrow's temperature from past data and beat the "same as today" baseline.
- Advanced
- 1–2 weeks
- Free
Development and Applied Economics + Sociology
Study remittances and migration in your area
Interview families with a member working elsewhere about why they left and how the money is used.
- Advanced
- 2–4 weeks
- Free
Agricultural Technology + Geography
Map a farm and plan its inputs by zone
Sample soil on a grid across one field and map how moisture and pH vary.
- Advanced
- 2–4 weeks
- Free
Artificial Intelligence + Crops, Soil and Horticulture
Predict crop yield from rainfall data
Combine public district rainfall and yield data and test how much of yield rainfall explains.
- Advanced
- 2–4 weeks
- Free
Materials, Energy and Other Branches + Chemistry
Make and test a simple supercapacitor
Build a capacitor from activated carbon electrodes and salt water and measure its capacitance.
- Advanced
- 2–4 weeks
- 500–1,000
Systems and Cloud + Environmental Science
Measure and reduce the energy use of your code
Profile a program, optimise it and estimate the energy and carbon saved.
- Advanced
- 2–4 weeks
- Free
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