When Ranger Anna crash lands her planes in the distant savannah, Rusty and Ruby realize they need a new vehicle that can not only travel the distance, but aid them in their builds. Thus, the Mobile Rivet Lab is born!
When Ranger Anna crash lands her planes in the distant savannah, Rusty and Ruby realize they need a new vehicle that can not only travel the distance, but aid them in their builds. Thus, the Mobile Rivet Lab is born!
