S1, E3: “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. “Jet 2”- Jet builds a robot version of himself, so that he can be in “two places at once!” But Jet learns what jealousy is when the other kids seem to be having more fun with Jet 2 than they are with him!