Up arrow - pen up Down arrow - pen down Space - erase everything Left arrow - smaller size of pen Right arrow - bigger size of pen Touch the squares at the left below to change different colour.
I was having lesson when creating this and I thought what if we had different ideas and we don't have paper but didn't wanna download some application at that time. So maybe, we can use this program for people to draw. This is my first project here so hope you like it