Christelow, Eileen / Where's the Big Bad Wolf?Grades K-2 Detective Doggedly, a pair of cows and a very familiar sheep are nearby each time three pigs get in trouble, but the big bad wolf is noticeably absent.
Clement, Rod / Grandpa's TeethGrades Pre-2 Soon after Grandpa's teeth disappear from a glass of water near his bed, Inspector Rate has the whole town under investigation.
Skofield, James / Detective DinosaurGrades 1-3 After Detective Dinosaur and Officer Pterodactyl find a missing baby and a home for Cadet Kitty, they lose and rediscover each other.
Tashjian, Janet / Marty Frye, Private Eye Grades 1-3 Marty Frye, a seven-year-old who likes to read poetry and talk in rhymes, solves three separate mysteries for a classmate, a toy store owner, and his younger sister.
Whatley, Bruce / Detective Donut and the Wild Goose ChaseGrades 2-4 Detective Donut and his partner, Mouse, set out to find Professor Drake, the world-famous archaeologist who has mysteriously disappeared.
Balliett, Blue / Chasing VermeerGrades 5-8 When seemingly unrelated and strange events start to happen and a precious Vermeer painting disappears, eleven-year-olds Petra and Calder combine their talents to solve an international art scandal.
Detective StoriesGrades 6-up Delve into this exciting collection of all-time great mystery stories by Arthur Conan Doyle, Isaac Asimov, Ellery Queen, Agatha Christie, and many more.
Hoeye, Michael / Time Stops for No MouseGrades 5-8 When Linka Perflinger, a jaunty mouse, brings a watch into his shop to be repaired, Hermux Tantamoq is caught up in a search for eternal youth.
Nixon, Joan Lowery / Search for the ShadowmanGrades 5-7 While working on a project for his history class, Andy Bonner becomes determined to solve the mystery of a distant relative accused of stealing the family fortune..
Shipton, Paul / Bug Muldoon: the Garden of FearGrades 4-6 Something strange is going on in the garden and Bug Muldoon, beetle private investigator, tries to figure out how the ants and the wasps are involved.
Stanley, Diane / The Mysterious Matter of I.M. FineGrades 4-6 When a series of horror books has a bizarre effect on its readers, Franny and Beamer set out to find the mysterious author. Van Draanen, Wendelin / Sammy Keyesseries Grades 5-8