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
606 projects · 13 streams · every class
What do you want to build?
480 projects
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
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
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
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
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
Pure Mathematics + Cybersecurity
Break a secret with number theory: how RSA works
Encrypt and decrypt a message with small primes by hand, then in code, and see why large primes matter.
- Advanced
- 1–2 weeks
- Free
Biology · Microbiology
Grow bacteria from everyday surfaces
Swab phones, door handles and washed hands onto agar and compare the colonies that grow.
- Intermediate
- 2–7 days
- 250–500
Applied Mathematics + Sociology
Model the spread of a rumour
Build a logistic model of how a rumour spreads through a school and test it with a class game.
- Intermediate
- 1–2 weeks
- Free
Marketing · Consumer Behaviour
Study why students pick one food delivery app over another
Survey 50 classmates and find what really drives their choice of food delivery app.
- Easy
- 2–7 days
- Free
Languages and Linguistics · Dialects
Document the dialect spoken in your family
Record 100 everyday words in your home dialect and compare them with the standard language.
- Intermediate
- 1–2 weeks
- Free
0 to compare
Compare