Programming · Python
Build a number guessing game in Python
Write a game where the computer picks a number and tells the player "higher" or "lower".
- Beginner
- 1–3 hours
- Free
606 projects · 13 streams · every class
Technology projects 111
Coding, AI, data, security and hardware projects for school computer science, college courses and your portfolio. Most need only a computer and free software.
111 Technology projects
Games, Graphics and New Tech + Graphic and UI/UX Design
Build a 2D platformer game
Make a platform game with three levels, enemies, collectables and a menu.
- Intermediate
- 2–4 weeks
- Free
Programming · Python
Build a Snake game
Program the classic Snake with scoring, growing length and game over.
- Easy
- 2–7 days
- Free
Software Development · APIs
Build a weather app using a public API
Show current weather and a five-day forecast for any city using a free weather API.
- Intermediate
- 2–7 days
- Free
Robotics, IoT and Hardware · Robotics
Make an obstacle-avoiding robot
Build a robot that drives on its own and turns away from obstacles using an ultrasonic sensor.
- Intermediate
- 1–2 weeks
- 1,000–2,500
Artificial Intelligence · Deep Learning
Classify handwritten digits with a neural network
Train a small neural network on the MNIST digits and study where it goes wrong.
- Intermediate
- 1–2 weeks
- Free
Programming · Java
Build a library management system
Manage books, members, issue and return with fines, backed by a database.
- Intermediate
- 2–4 weeks
- Free
Artificial Intelligence + Statistics and Probability
Predict house prices with linear regression
Use a public housing dataset to predict price from size, rooms and location.
- Intermediate
- 2–7 days
- Free
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
Robotics, IoT and Hardware + Agricultural Technology
Make a smart plant watering system
Water a plant automatically when a sensor says the soil is dry.
- Intermediate
- 1–2 weeks
- 1,000–2,500
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
Artificial Intelligence · NLP
Detect spam messages with a text classifier
Train a model on a public SMS dataset to separate spam from normal messages.
- Intermediate
- 1–2 weeks
- Free
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
Software Development · Frontend
Make a personal portfolio website
Design and publish a fast, mobile-friendly site that shows who you are and what you have built.
- Easy
- 2–7 days
- Free
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
Cybersecurity · Authentication
Build a password strength checker
Score a password's strength, explain why, and estimate how long it would take to guess.
- Easy
- 2–7 days
- Free
Robotics, IoT and Hardware · Arduino
Make a digital thermometer with a display
Read a temperature sensor and show the value on a small screen.
- Easy
- 2–7 days
- 500–1,000
Data · Databases
Design a database for a hostel or library
Model a real system as tables, normalise it and answer ten questions with SQL.
- Intermediate
- 1–2 weeks
- Free
Programming · Python
Make a to-do list app that saves to a file
Build a command-line task manager that adds, completes, deletes and saves tasks between runs.
- Easy
- 2–7 days
- Free
Data · Data Analytics
Explore a dataset and tell its story
Pick a public dataset, ask five questions of it and answer each with a chart.
- Easy
- 2–7 days
- Free
Robotics, IoT and Hardware + Mechatronics and Robotics
Build a line-following robot
Build a two-wheeled robot that follows a black line using infrared sensors.
- Intermediate
- 1–2 weeks
- 1,000–2,500
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
Artificial Intelligence · Recommendation Systems
Build a movie recommender
Recommend films from the public MovieLens ratings using item similarity.
- Advanced
- 2–4 weeks
- 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
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