Recent content by tuckerkao

Wearing mask is essential until at least 1 Covid vaccine is widely available to the general public especially in the grocery stores.

I've recently compiled the color balls and gem stones, then used them to calculate the dozenal math, want to share the multiplication tables with everyone. The 2, 3, 4, 6 tables are relatively easier because of the arithmetic patterns. By connecting the numbers from x-axis, then y-axis, the...