Ms. Frizzle's class blasts off for another adventure to learn about light and color, but Ralphie, who is always late, becomes concerned when Ms. Friz announces that there will be relay races.

 

This is volume 19 in Magic School Bus .

This book is aimed at children in secondary school.

There are 96 pages in this book. This is a chapter book. Publishers market early chapter books at readers aged 6-10 years. This book was published 2004 by Scholastic US .

Gail Herman has written several young biographies for children, including Who Was Jackie Robinson?