Microeconomics · Demand and Supply
Track vegetable prices and explain why they change
Record the prices of five vegetables twice a week for a month and explain each rise and fall.
- Easy
- 2–4 weeks
- Free
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606 projects
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Sociology · Family
Compare family structures across three generations
Interview grandparents, parents and peers about household size, marriage age and work.
- Easy
- 1–2 weeks
- Free
Physics + Programming
Simulate projectile motion with air drag in Python
Plot real trajectories with air resistance and compare them with the textbook parabola.
- Intermediate
- 1–2 weeks
- Free
Biology · Plant Science
Find which conditions seeds need to germinate
Germinate seeds with and without water, warmth, air and light, and find which conditions are essential.
- Beginner
- 1–2 weeks
- Under 250
Photography, Film and Animation · Animation
Make a stop-motion animation
Animate clay, paper or toys frame by frame into a 30-second story.
- Easy
- 2–7 days
- Under 250
Behavioural Economics · Nudges
Design a nudge and measure its effect
Change one small thing, such as a sign or the placement of a bin, and measure whether behaviour changes.
- Intermediate
- 2–4 weeks
- Under 250
Psychology + Public Health and Epidemiology
Study how sleep relates to mood and concentration
Survey classmates anonymously on sleep hours, mood and focus and look for a relationship.
- Easy
- 1–2 weeks
- Free
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
Chemistry + Environmental Science
Make bioplastic from milk or starch
Make casein and starch plastics at home and test their strength and how they break down.
- Easy
- 1–2 weeks
- Under 250
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
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
Physics · Fluid Mechanics
Build a hydraulic lift with syringes
Connect two syringes of different sizes and show how a small push lifts a large load.
- Easy
- 1 day
- Under 250
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
Accountancy · Ratio Analysis
Analyse the annual report of a listed company
Compute liquidity, profitability and solvency ratios for a company over five years and explain the trends.
- Intermediate
- 1–2 weeks
- Free
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
Statistics and Probability · Probability
Test the birthday paradox
Calculate and test the chance that two people in a group share a birthday.
- Easy
- 1–3 hours
- Free
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
Political Science · Elections
Analyse election results in your constituency
Use official results from three elections to chart turnout, vote share and margins.
- Intermediate
- 1–2 weeks
- Free
History · Modern History
Compare how two textbooks tell the same event
Compare the account of one event in two textbooks from different decades or countries.
- Intermediate
- 1–2 weeks
- Free
Chemistry · Electrochemistry
Build a lemon battery and compare fruits
Make cells from fruit, zinc and copper, measure their voltage and light an LED with several in series.
- Easy
- 1–3 hours
- Under 250
Teaching and Learning · Teaching Aids
Build a teaching aid for a hard concept
Make a hands-on model that teaches one concept students usually get wrong, and test whether it works.
- Easy
- 1–2 weeks
- 250–500
Media and Journalism · Podcasts
Produce a five-episode podcast on a local issue
Research, record and edit a short podcast series with interviews.
- Intermediate
- 2–4 weeks
- Free
Chemistry · Analytical Chemistry
Make a red cabbage pH indicator and test household liquids
Extract a natural indicator from red cabbage and rank household liquids from acid to base.
- Beginner
- 1–3 hours
- Under 250
Programming · Python
Build a Snake game
Program the classic Snake with scoring, growing length and game over.
- Easy
- 2–7 days
- Free
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