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
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Agri-business and Food Science + Biology
Test how storage affects fruit and vegetable shelf life
Store the same produce in five ways and record weight loss and spoilage.
- Easy
- 1–2 weeks
- Under 250
Crops, Soil and Horticulture · Soil Studies
Study the effect of mulching on soil moisture
Compare how fast pots with straw, plastic, gravel and no mulch dry out.
- Easy
- 1–2 weeks
- Under 250
Sports and Exercise Science · Biomechanics
Study the effect of posture and bag weight
Weigh school bags, compare them with body weight and survey back or shoulder pain.
- Easy
- 2–7 days
- Free
Agri-business and Food Science + Environmental Science
Estimate food waste in your household or canteen
Weigh food waste daily for two weeks, sort it by cause and test one way to reduce it.
- Easy
- 1–2 weeks
- Free
Aerospace Engineering + Physics
Measure the thrust of a water rocket
Build a static test stand and measure thrust against time for different water fills.
- Intermediate
- 1–2 weeks
- 250–500
Materials, Energy and Other Branches + Agri-business and Food Science
Design a solar dryer for farm produce
Build a cabinet dryer and compare its drying time and quality with open sun drying.
- Intermediate
- 2–4 weeks
- 500–1,000
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