Kinetic sand is a great success for two days in a row, two days of vacuuming the whole apartment that is… What is kinetic sand, Mom? It turns out that it’s 98 percent made of silicon dioxide, the same as sea sand. And what else is made of silicon? The Earth mantel and the microchips! And what are microchips?
This is how homeschooling is naturally propelled by simple things.
Geeks out of the box 