Environmental Science · Pollution
Measure air quality with sticky cards
Hang petroleum-jelly cards at five locations and compare the particles they collect in a week.
- Easy
- 2–7 days
- Under 250
606 projects · 13 streams · every class
Science projects 24
Experiments, working models and investigations in physics, chemistry, biology, earth and space. Most can be done at home or in a school lab, and each one says what it costs and how long it takes.
24 Science projects
We couldn't find an exact match. These are the closest 24, found by leaving out the time limit.
Or look inPhysicsChemistryBiologyEnvironmental ScienceEarth ScienceAll ScienceTwo-subject projectsHelp me choose
Astronomy and Space · Observational Astronomy
Track the Moon's phases for a month
Sketch the Moon every clear night for a month and explain the pattern with a ball-and-lamp model.
- Beginner
- 2–4 weeks
- Free
Biology + Environmental Science
Map the biodiversity of a school ground
Survey plants and small animals with quadrats and calculate a biodiversity index for different areas.
- Easy
- 2–7 days
- Free
Environmental Science · Climate
Calculate your household's carbon footprint
Collect a month of electricity, fuel, travel and food data and convert it into kilograms of carbon dioxide.
- Easy
- 2–7 days
- Free
Biology + Sports and Exercise Science
Measure how exercise changes pulse rate and recovery
Record pulse before, during and after exercise for several volunteers and compare recovery times.
- Easy
- 1 day
- Free
Environmental Science · Waste Management
Audit your school's waste for a week
Sort and weigh one week of school waste by type and propose how to cut the largest share.
- Easy
- 1–2 weeks
- Under 250
Environmental Science + Physics
Compare the energy use of bulbs
Measure the brightness and heat of LED, CFL and filament bulbs and calculate the yearly cost of each.
- Easy
- 1–3 hours
- 250–500
Chemistry · Analytical Chemistry
Separate ink colours with paper chromatography
Separate the dyes in marker pens on filter paper and calculate an Rf value for each colour.
- Beginner
- 1–3 hours
- Under 250
Physics · Magnetism
Map the magnetic field of bar magnets with a phone
Use the phone's magnetometer to measure how field strength falls with distance from a magnet.
- Easy
- 1–3 hours
- Under 250
Biology · Zoology
Survey the birds of your neighbourhood
Do weekly point counts of birds at three sites and compare species between habitats.
- Easy
- 2–4 weeks
- Free
Physics + Music, Theatre and Writing
Study the physics of a musical instrument
Measure how the length of a string or the water level in a bottle changes the pitch.
- Easy
- 2–7 days
- Under 250
Physics · Dynamics
Test which shapes fall slowest: a parachute study
Make parachutes of different sizes and shapes and time their fall with the same load.
- Beginner
- 1 day
- Under 250
Astronomy and Space · Satellites
Track the International Space Station
Predict, watch and time passes of the space station and calculate its orbital speed.
- Easy
- 2–7 days
- Free
Chemistry + Environmental Science
Test the hardness of water from different sources
Compare tap, well, bottled and rain water by how much soap each needs to form lather.
- Easy
- 1 day
- Under 250
Astronomy and Space + Environmental Science
Measure light pollution in your area
Count the stars visible in one constellation from several places and map the darkness of the sky.
- Easy
- 1–2 weeks
- Free
Biology · Animal Behaviour
Study the behaviour of ants at a food source
Offer ants different foods and record which they prefer and how trails form.
- Easy
- 2–7 days
- Under 250
Chemistry + Crops, Soil and Horticulture
Map the pH of soil around your school
Test soil pH at ten spots round your school or home and draw a map of the results.
- Easy
- 2–7 days
- Under 250
Environmental Science · Pollution
Study the noise levels around your school
Map sound levels at ten points at different times and compare them with recommended limits.
- Easy
- 2–7 days
- Free
Earth Science · Geology
Classify local rocks and make a rock key
Collect ten rocks, test hardness, streak and reaction to vinegar, and build an identification key.
- Easy
- 2–7 days
- Under 250
Environmental Science · Climate
Measure how trees cool their surroundings
Record air and surface temperatures under trees, on grass, on concrete and on tar through a day.
- Easy
- 2–7 days
- Under 250
Physics · Mechanics
Investigate how temperature affects the bounce of a ball
Chill and warm identical balls and measure how bounce height changes with temperature.
- Easy
- 1 day
- Under 250
Chemistry + Fashion and Craft
Find the best natural dye and mordant for cotton
Dye cotton with turmeric, beetroot, onion skin and tea, and test which survives washing.
- Easy
- 2–7 days
- Under 250
Earth Science + Crops, Soil and Horticulture
Test soil types for water holding and drainage
Pour water through sand, clay and loam and measure how much each holds and how fast it drains.
- Easy
- 1 day
- Under 250
Earth Science · Meteorology
Build a rain gauge and keep a weather log
Make a rain gauge and thermometer station and record the weather daily for a month.
- Beginner
- 2–4 weeks
- Under 250
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