Each object has a built-in "pen" that can leave a "trail" on the "world". Pen trails can be lines, dots, or arrows.
drive a car, forward by, turn by
Part of the "drive a car" series, as seen in "tutorials / demos". The car is nice and big here, and the purpose is clear. Even after so many years of Etoys, it's still fun to simply click the up arrow on the turn by number and watch the circle get smaller and smaller.
Website contents under a Creative Commons license.