Draw curves in the hair, ear, and shirt. Use comma-shaped eyebrows and eyelids. Form eyes with an oval and curves. Draw rectangular wristbands. For elbow and knee guards, use U- and V-shapes, curves, and ovals.
Draw the waistband with curves and a line. Connect J-shapes for the skateboard's top; add a line along the side. Place a line between the feet. Show the wheels as circles and U-shapes. Crisscross curves to show motion.