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
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Biology projects 4
Biology projects on plants, microbes, the human body, genetics and ecosystems, with clear observation tables and no harm to animals.
4 Biology projects
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Biology · Botany
Investigate transpiration with a simple potometer
Build a potometer from tubing and measure how wind, light and humidity change water uptake.
- Intermediate
- 1 day
- Under 250
Biology · Molecular Biology
Investigate the effect of temperature on enzyme activity
Measure how fast potato catalase breaks down hydrogen peroxide at different temperatures.
- Intermediate
- 1 day
- Under 250
Biology + Environmental Science
Test how fertiliser runoff affects algae growth
Add different amounts of fertiliser to jars of pond water and track how green they turn.
- Intermediate
- 1–2 weeks
- Under 250
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