Physics · Modern Physics
Measure Planck's constant with LEDs
Find the turn-on voltage of LEDs of different colours and get Planck's constant from the slope.
- Advanced
- 2–7 days
- 250–500
606 projects · 13 streams · every class
Science projects 3
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.
3 Science projects
Physics · Nuclear Physics
Detect cosmic rays with a cloud chamber
Build a diffusion cloud chamber with dry ice and alcohol and count particle tracks.
- Advanced
- 2–7 days
- 500–1,000
Astronomy and Space · Planetary Science
Calculate the height of lunar mountains from a photo
Measure shadow lengths in a high-resolution Moon image and estimate the height of a crater rim.
- Advanced
- 2–7 days
- Free
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