Hale, Bruce.

The mystery of Mr. Nice : from the tattered casebook of Chet Gecko, private eye / Mystery of Mister Nice. Bruce Hale. - 1st ed. - San Diego : Harcourt, c2001, c2000. - viii, 96 p. : ill. ; 22 cm. - A Chet Gecko mystery ; 2. .

When the principal of his school begins acting nice to him, Chet Gecko realizes that he is an imposter and so sets out to find the real one.

"Ages 8 to 12"--P. [4] of cover.

ISBN: 0152022716 : $14.00 0152025154 (pbk.) : $4.95 9780152025151 (pbk.)

LCCN: 99050914

Subjects--Topical Terms:
Geckos--Fiction.
Lizards--Fiction.
Schools--Fiction.
Mystery and detective stories.
Chet Gecko (Fictitious character)--Fiction.