Book 1

School Bus Cat

by Marjorie Weinman Sharmat

Published 11 February 1993

Book 3

Bully on the Bus

by Marjorie Weinman Sharmat

Published 7 February 2000

Book 4

The Secret Notebook

by Marjorie Weinman Sharmat

Published 7 February 2000
Everyone has their own reason for looking for Marie's secret notebook, but no one can find it. One thing is certain: if the notebook doesn't turn up soon, there'll be plenty of trouble.

Book 5


Book 6