When a bus driver takes a break from his route, a very unlikely volunteer springs up to take his place -- a pigeon! But you've never met one like this before.

"Follow Lisa the bus driver as she starts her day at the school bus lot, picks up children, drives them to school in the morning, and then drops them off at their homes in the afternoon. Readers will learn about bus drivers' many responsibilities, including checking their buses for safety and keeping children safe on the route to and from school, as well as the different parts of buses"--

When his third-grade teacher sends him back to the bus for having caused trouble while on a school field trip, Spider makes an amazing discovery about the driver.

During a torrential rainstorm, a school bus goes off the road and, with the driver unconscious, it is up to her passengers to try to rescue each other and go for help.