The cave that shouldn't collapse /
Cave that should not collapse
by Steve Brezenoff ; illustrated by Marcos Calo. --
- Mankato, Minn. : Stone Arch Books, c2012.
- 80 p. : col. ill. ; 20 cm. --
- Field trip mysteries .
On a science class trip to a local cave, Edward "Egg" Garrison and his friends are confronted by the mystery of a faked cave-in.