Biomedical Engineering + Health Technology
Build a heart-rate monitor with a light sensor
Detect your pulse from light passing through a fingertip and display beats per minute.
- Intermediate
- 1–2 weeks
- 500–1,000
606 projects · 13 streams · every class
Arduino Projects 17
Arduino Project ideas across every stream, with the class, cost, time and materials for each.
17 projects
Mechatronics and Robotics + Robotics, IoT and Hardware
Build a robotic arm with servo motors
Build a four-axis arm controlled by knobs, then record and replay a pick-and-place routine.
- Intermediate
- 2–4 weeks
- 1,000–2,500
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
Biomedical Engineering + Health Technology
Design a walking aid with obstacle alerts
Add distance sensing and vibration feedback to a cane, designed with advice from a visually impaired user.
- Intermediate
- 2–4 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
Agricultural Technology + Robotics, IoT and Hardware
Build a smart irrigation system
Water a plot automatically from soil moisture readings and measure the water saved against a timer.
- Intermediate
- 2–4 weeks
- 1,000–2,500
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
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
Mechatronics and Robotics + Agricultural Technology
Automate a greenhouse model
Control a fan, a pump and a light in a model greenhouse from temperature, moisture and light readings.
- Intermediate
- 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
Civil Engineering + Robotics, IoT and Hardware
Build a model of a smart street light
Make street lights that switch on at dusk and brighten only when a vehicle passes.
- Intermediate
- 1–2 weeks
- 500–1,000
Automobile Engineering · Safety Systems
Build an anti-lock braking demonstration
Show how pulsing a brake keeps a model wheel from locking.
- Advanced
- 2–4 weeks
- 1,000–2,500
Mechanical Engineering + Mechatronics and Robotics
Automate a conveyor with sorting
Build a small conveyor that detects object colour and diverts each object to the right bin.
- Advanced
- 1–3 months
- 2,500–5,000
Music, Theatre and Writing + Robotics, IoT and Hardware
Build an interactive installation
Make an artwork that responds to people with light or sound as they approach.
- Advanced
- 2–4 weeks
- 1,000–2,500
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
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
Health Technology + Mechatronics and Robotics
Prototype a robot that delivers items in a ward
Build a line-following cart that carries a tray between marked stations and stops for obstacles.
- Advanced
- 1–3 months
- 2,500–5,000
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