Aerospace Engineering + Physics
Make a model wind tunnel and test shapes
Build a small wind tunnel from a fan and straws and compare the drag of different shapes.
- Intermediate
- 1–2 weeks
- 500–1,000
606 projects · 13 streams · every class
Engineering projects 23
Design, build and test projects for every engineering branch, from mini projects to final-year capstones, with low-cost versions where possible.
23 Engineering projects
We couldn't find an exact match. These are the closest 23, found by leaving out the time limit.
Or look inMechanical EngineeringCivil EngineeringElectrical EngineeringElectronics and CommunicationAerospace EngineeringAll EngineeringTwo-subject projectsHelp me choose
Mechanical Engineering · Fluid Systems
Design a hydraulic arm from syringes
Build a three-joint arm moved by water-filled syringes that picks up and places an object.
- Easy
- 1–2 weeks
- 250–500
Civil Engineering · Structural Analysis
Compare the strength of beam cross-sections
Fold the same sheet of card into flat, tube, box and I shapes and measure how much each bends.
- Intermediate
- 2–7 days
- Under 250
Civil Engineering + Physics
Build and load-test a spaghetti bridge
Design a truss bridge from dry spaghetti and glue, then load it until it fails and compute its efficiency.
- Easy
- 2–7 days
- Under 250
Civil Engineering + Earth Science
Design an earthquake-resistant building model
Build a simple shake table and test how bracing and base isolation protect a model tower.
- Intermediate
- 1–2 weeks
- 250–500
Electrical Engineering + Physics
Build a simple electric motor and measure its speed
Wind a coil motor with a paper-clip cradle and test how turns and magnets change its speed.
- Easy
- 1 day
- Under 250
Electronics and Communication · Analog Circuits
Build a clap switch
Switch an LED or a low-voltage lamp on and off with a clap.
- Easy
- 2–7 days
- 250–500
Mechanical Engineering + Physics
Build a mousetrap car and maximise its distance
Power a car with one mousetrap spring and tune the lever and wheels for distance.
- Easy
- 2–7 days
- 250–500
Aerospace Engineering · Flight Mechanics
Design and fly a balsa glider
Build a glider and tune wing position and nose weight for the longest straight glide.
- Easy
- 2–7 days
- 250–500
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
Materials, Energy and Other Branches + Environmental Science
Build a biogas digester model
Ferment kitchen waste in a sealed bottle and measure the gas collected over a month.
- Intermediate
- 2–4 weeks
- 250–500
Mechanical Engineering · Machines
Reduce friction in a simple machine
Measure the force to pull a load with sliding, rollers, wheels and lubricant, and compute efficiency.
- Easy
- 1 day
- Under 250
Automobile Engineering + Finance and Banking
Compare electric and petrol vehicle running costs
Build a five-year cost and emissions comparison for an electric and a petrol two-wheeler.
- Easy
- 2–7 days
- Free
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
Mechanical Engineering · Machines
Design a gearbox and measure its speed ratios
Build a two-stage gear train and check the measured ratio against the tooth counts.
- Intermediate
- 1–2 weeks
- 250–500
Electronics and Communication · Sensors
Make a water-level indicator
Light LEDs at quarter, half and full tank and sound a buzzer when it is about to overflow.
- Easy
- 2–7 days
- Under 250
Materials, Energy and Other Branches + Physics
Design a boat hull and test its drag
Shape three hulls of equal mass and time them towed across a water trough.
- Easy
- 2–7 days
- Under 250
Mechanical Engineering + Environmental Science
Build a solar water heater
Make a flat-plate collector from black tubing and measure how much heat it captures.
- Intermediate
- 1–2 weeks
- 500–1,000
Automobile Engineering · Powertrain
Model a four-stroke engine
Build a card-and-syringe model that shows intake, compression, power and exhaust.
- Easy
- 2–7 days
- 250–500
Electrical Engineering + Environmental Science
Generate electricity from a bicycle
Couple a DC motor to a bicycle wheel and measure the power a person can produce.
- Intermediate
- 1–2 weeks
- 1,000–2,500
Electrical Engineering · Generators
Make a hand-crank emergency torch
Build a torch that stores hand-cranked energy in a capacitor and lights an LED.
- Intermediate
- 1–2 weeks
- 500–1,000
Materials, Energy and Other Branches + Physics
Compare insulation materials for a cool box
Wrap identical cups in different materials and find which keeps water hot or ice cold longest.
- Easy
- 1 day
- Under 250
Biomedical Engineering · Biomechanics
Build a prosthetic hand model
Make a string-tendon hand from card and straws that grips objects.
- Intermediate
- 1–2 weeks
- 250–500
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