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 17
Coding, AI, data, security and hardware projects for school computer science, college courses and your portfolio. Most need only a computer and free software.
17 Technology projects
Programming · Python
Build a Snake game
Program the classic Snake with scoring, growing length and game over.
- Easy
- 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
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 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
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 · 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
Programming · Python
Create a text adventure game engine
Build a game where rooms, items and puzzles are loaded from a data file.
- Easy
- 1–2 weeks
- Free
Robotics, IoT and Hardware · Arduino
Build a smart dustbin that opens by itself
Open a bin lid automatically when a hand comes near, using an ultrasonic sensor and a servo.
- Easy
- 2–7 days
- 500–1,000
Programming + EdTech and Study Tools
Write a quiz game that reads questions from a file
Build a quiz program with a question bank in a file, shuffled questions and a final score.
- Easy
- 2–7 days
- Free
Cybersecurity · Privacy
Audit your digital footprint
Find what is publicly visible about you online and tighten your privacy settings.
- Easy
- 2–7 days
- Free
Robotics, IoT and Hardware · Embedded Systems
Build a multiplayer quiz buzzer
Make a buzzer system that shows which of four teams pressed first.
- Easy
- 2–7 days
- 500–1,000
Programming · Scratch
Make an interactive story game in Scratch
Create a choose-your-own-adventure story with characters, scenes and choices.
- Beginner
- 1 day
- Free
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