We have added some more advanced tutorials to our www.DrGrae.me MOOC, which cover topics such as using the color sensor in color mode, setting up line and walled mazes, and two-sensor line following. These can be seen by clicking on the following links, or by typing these web adresses into your browser.
Setting up Tape Line mazes:
Line mazes using free downloadable templates:
Avoiding an obstacle on a line:
Pushing "toys" from a "swiming pool":
Rescuing a "person" from a "swamp":
Two color sensor line following: