By the way, there is a lesson how to draw the basketball player with a ball here if it is necessary.
We need to draw a circle, can take compasses, can draw by hand, and can turn to a lesson of drawing of a circle. Then we as when drawing the head, we find the middle here such curves.
We do a sketch of decorative lines and we carry out them.
We apply shadows on a basketball. At first tone will be light, then at the edges we supplement with more dark. Can shade then that there was a smooth transition of color.
Can look still:
2. Simply ball
3. 3D ball
4. Superman's badge
5. Batman's badge