Draw a large oval for the body
Draw a smaller circle on top for the head
Add two big round eyes on top of the head
Draw two small pupils inside the eyes
Sketch a wide curved smile
Add two short front legs on each side
Draw two bent back legs with rounded feet
Add simple toe lines on the feet
Outline the body with smooth curves
Erase extra sketch lines
Color the frog green
Color the belly lighter green or yellow
Color the eyes white with black pupils
Add pink cheeks if desired