Experiments Using Rocks
The Absorbency of Rock
Did you know that rock can actually absorb liquid like a sponge? This experiment shows you how to prove it.
The Brazil Nut Effect – Experiment
In Stratification And Segregation: Why Does Some Sandstone Have Stripes? Hernán Makse shows how sand grains of different sizes and shapes may naturally separate after being thoroughly mixed together.
Building the Hele-Shaw Cell
Find out how you can build a “quasi-two dimensional vertical Hele-Shaw cell” to see how sand grains of different sizes and shapes may naturally separate after being thoroughly mixed together.
Experiments with Quartz
Triboluminescence is light that is produced by pressure, friction, or mechanical shock. An alternate method to show the piezoelectric effect is to heat a fair sized quartz crystal in an iron skillet.
Toys & Games Loved by Homeschoolers
How Groundwater Moves
Physical characteristics of soil particles, such as size and shape, influence the porosity and permeability of soils and rocks. Procedures for an experiment.