This is an exercise in pluggable programming. Determine whether to color a square by identifying the binary digits 0 and 1. After all, you can see the pattern presented by the image figure number 0-9. The exercises for preschoolers are fun. # Content Each page has two digital pixel patterns, 0~9, 5 pages in total # ToolsColor pen # teaching methodsIn a 5X5 table, each grid only has a value of 0 or 1In the computer world, there are only 0 or 1 valuesFill the grid with a value of 1 with color, a