Craig Bartlett

Beep Has the Blues - Beep is sad because her sister rover on Mars, Boop, is sick and can't move. Celery flies the kids out to Mars to try to help and discover the problem - that Boop's solar panels have been covered in dust. Chore Day - Jet learns what ch

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

How We Found Your Sun - Jet explains how his family, the Propulsions, found Earth by way of the Sun, a star in the Milky Way galaxy. Celery takes the kids out into space and shows them how the Sun looks huge, or small like other stars, depending on your p