John Speirs has written at least 19 books. Their most popular book is The Case of the Stolen Baseball Cards with 3 saves with an average rating of -⭐.
Series
1 released bookAuthored 100% of series
Puzzle Masters is a 1-book series first released in 1992 with contributions by John Speirs.
Series
13 released booksAuthored 0% of series
Magic School Bus TV Tie-Ins is a 13-book series with 13 released primary works first released in 1995 with contributions by Joanna Cole, Bruce Degen, and Patricia Relf.
Series
5 primary booksAuthored 0% of series
Jigsaw Jones Mystery is a 5-book series with 5 released primary works first released in 1998 with contributions by James Preller.
Series
5 primary booksAuthored 0% of series
The Magic School Bus Science Chapter Books is a 5-book series with 5 released primary works first released in 2000 with contributions by Eva Moore, Joanna Cole, and Anne Capeci.