With Kids: Measure Hair Thickness
Here’s a great experiment for your little scientist, measure the thickness of their hair! All you need is:
- 1 strand of human hair
- Laser pointer
- White paper or other white background
- Ruler or tape measure
- Scientific calculator
And of course your thinking cap; this involves tan and sin…is that 9th grade math coming back to you!? Learn about the full experiment at WikiHow. This would be an awesome science experiment for your 8th grader. They could measure the thickness of all their family members hair!