... Crowning Glory – Adding More Detail to Our Cartoon Frog For our next step in learning how to draw a cartoon frog, it's time to crown our frog prince. Draw three upside-down 'V' ... the head to the other. For the next step in how to draw a cartoon frog, draw a curved line on the body – this will eventually form our cartoon frog's chest. Finally in this stage, draw two ... Jumpin'! Isn't it fun learning how to draw a cartoon frog? Our cartoon frog prince is looking ready to take his rightful place on the riverbank, but first, we need to finish off the rear legs...