Public Policy and Governance + Software Development
Build a civic-tech prototype to report local problems
Build a site where residents mark potholes or broken lights on a map and track their status.
- Intermediate
- 2–4 weeks
- Free
606 projects · 13 streams · every class
What do you want to build?
95 projects
Software Development + Applied Mathematics
Create a school timetable generator
Generate a clash-free timetable from teachers, subjects, rooms and periods.
- Advanced
- 1–3 months
- Free
Software Development · Developer Tools
Contribute a fix to an open-source project
Find a beginner-friendly issue, fix it and get your pull request merged.
- Intermediate
- 2–4 weeks
- Free
Entrepreneurship · Startup Concepts
Design a startup idea and test it with real customers
Find a real problem, build the smallest possible version of a solution and see if anyone wants it.
- Intermediate
- 2–4 weeks
- 250–500
Electrical Engineering + Robotics, IoT and Hardware
Build a PID temperature controller
Hold a small heater at a set temperature and tune the controller from its step response.
- Advanced
- 2–4 weeks
- 1,000–2,500
Cybersecurity · Web Security
Find and fix vulnerabilities in a deliberately weak web app
Run a training app on your own computer, find the classic flaws, then write the fixed code.
- Advanced
- 2–4 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
Graphic and UI/UX Design + Software Development
Redesign an app you use every day
Find real problems in an app through user tests, redesign one flow and prove your version is better.
- Intermediate
- 1–2 weeks
- Free
Health Technology + Software Development
Design an app that reminds elders to take medicine
Build a simple reminder app with large text and test it with an older relative.
- Intermediate
- 2–4 weeks
- Free
Games, Graphics and New Tech · Blockchain
Build a simple blockchain
Implement blocks, hashes, proof of work and validation to see how a chain resists tampering.
- Intermediate
- 1–2 weeks
- Free
Teaching and Learning · Lesson Experiments
Compare two ways of teaching the same lesson
Teach one topic by lecture to one group and by activity to another, and compare a quiz.
- Intermediate
- 1–2 weeks
- Free
Artificial Intelligence · Recommendation Systems
Build a movie recommender
Recommend films from the public MovieLens ratings using item similarity.
- Advanced
- 2–4 weeks
- Free
Computer Engineering + Systems and Cloud
Design a simple processor in a logic simulator
Build an 8-bit processor with an ALU, registers and a control unit, and run a small program on it.
- Advanced
- 1–3 months
- Free
Artificial Intelligence + Agricultural Technology
Recognise plant diseases from leaf photos
Train a model on public leaf images to tell healthy leaves from diseased ones and test it on your own photos.
- Advanced
- 1–3 months
- Free
Software Development · Backend
Create a URL shortener with a database
Build a service that turns long links into short codes, redirects visitors and counts clicks.
- Intermediate
- 1–2 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
Software Development · Mobile Apps
Develop an attendance app with QR codes
Teachers show a changing QR code; students scan it to mark attendance, with safeguards against proxies.
- Advanced
- 1–3 months
- Free
Data · Data Engineering
Build a data pipeline that runs every day
Fetch a public data feed daily, clean it, store it in a database and chart the history.
- Advanced
- 2–4 weeks
- Free
Agri-business and Food Science + Business Studies
Study how a farmer producer group works
Visit a farmers' cooperative or producer company and study what it buys, sells and returns to members.
- Intermediate
- 2–4 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
Artificial Intelligence · Computer Vision
Build an image search engine
Find visually similar images by comparing feature vectors from a pretrained network.
- 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
Industrial and Manufacturing + Operations, HR and Supply Chain
Analyse and reduce waiting time at the canteen
Time each step of the canteen queue, find the bottleneck and test one improvement.
- Intermediate
- 1–2 weeks
- Free
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