Tattletale traitor / by: Jan Fields ; illustrated by: Tracy Bishop.
- ISBN: 9781624020100 (hbk.)
- ISBN: 1624020100 (hbk.)
- Physical Description: 80 pages : illustrations, 21 cm.
- Publisher: Minneapolis, MN : Magic Wagon, 
"Calico chapter books"--Page 4 of cover.
Sean, one of the twins, has a reputation as a prankster, but Meri is convinced that the culprits behind the smashed brownies are Gina and Megan, class bullies--so she turns to Dorothy of Oz in her magic mirror for advice on how to confront them.