A Kid's Guide to Mars
- Episode aired Feb 15, 2016
"A Kid's Guide to Mars"- Celery and Carrot need to update their guidebook about Mars, and the kids join them on a trip to see how much things have changed on Mars in the last four billion ye... Read all"A Kid's Guide to Mars"- Celery and Carrot need to update their guidebook about Mars, and the kids join them on a trip to see how much things have changed on Mars in the last four billion years. Meanwhile, Face 9000's brother, Face 9001, is visiting for the day."A Kid's Guide to Mars"- Celery and Carrot need to update their guidebook about Mars, and the kids join them on a trip to see how much things have changed on Mars in the last four billion years. Meanwhile, Face 9000's brother, Face 9001, is visiting for the day.