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 36
Coding, AI, data, security and hardware projects for school computer science, college courses and your portfolio. Most need only a computer and free software.
36 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
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
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 · 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
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
Programming · Python
Automate a boring task with a script
Write a script that renames and sorts a messy folder of files by type and date.
- Easy
- 2–7 days
- Free
Data · Data Visualization
Visualise your own screen time for a month
Log your phone's screen-time figures daily and find your patterns.
- Easy
- 2–4 weeks
- Free
Artificial Intelligence · NLP
Build a rule-based chatbot for school FAQs
Answer common questions about your school with keyword matching and a fallback reply.
- Easy
- 2–7 days
- Free
Robotics, IoT and Hardware + Environmental Science
Monitor air quality with a low-cost sensor
Build a particulate monitor, log readings and compare them with the nearest official station.
- Advanced
- 2–4 weeks
- 1,000–2,500
Robotics, IoT and Hardware + Earth Science
Build a weather station that logs data
Measure temperature, humidity and pressure every few minutes and chart them online.
- Intermediate
- 2–4 weeks
- 1,000–2,500
Programming · JavaScript
Build a multiplayer tic-tac-toe with an unbeatable computer
Make tic-tac-toe for two players, then add a computer that never loses.
- Intermediate
- 2–7 days
- Free
Robotics, IoT and Hardware + Graphic and UI/UX Design
Design and 3D print a useful object
Design a phone stand or cable holder in free CAD software and improve it over three versions.
- Easy
- 2–7 days
- 250–500
Software Development + EdTech and Study Tools
Make a quiz web app with a leaderboard
Build a timed quiz site for your class with a live leaderboard.
- Intermediate
- 2–7 days
- Free
Software Development · Frontend
Build a pomodoro timer app
Make a 25-minute focus timer with breaks, sounds and a count of sessions done.
- Beginner
- 1 day
- Free
Programming · Python
Build a calculator with a graphical interface
Make a desktop calculator with buttons, a display and keyboard support.
- Easy
- 2–7 days
- Free
Data + EdTech and Study Tools
Visualise how a sorting or search algorithm works
Animate bars being sorted so a learner can see each comparison and swap.
- Intermediate
- 2–7 days
- Free
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