Even though the school children think Gus the dinosaur bus is a great way to get to school, his size is causing traffic problems for the principal and the town.
When the regular schoolbus is in the shop, a clever driver must use all that he knows about addition and subtraction to ensure that seventy-six children get on--and off--of the four-seat substitute bus.
Fluffy the guinea pig has a grand adventure when Jasmine forgets to take him home, and the teacher, Ms. Day, puts him on the wrong school bus thinking it is the one Jasmine rides.