2 is for Double Needles
0 is for Zero Waste
Here is an interesting article on Zero Waste in the Sewing Industry that includes links to several patterns.
1 is for One Hour Projects
6 is for Hexagons
Watch this YouTube video to see how to make hexagons out of circles as presented by MiBelia In Texas.
! is for Why Didn’t I Think of That
Follow this link to see what Gail Patrice Yellen did with some ordinary objects.