Title: Whobert Whover, Owl Detective, Author: Jason June
Title: Who Stole the Hazelnuts?, Author: Marcus Pfister
Title: Who Pushed Humpty Dumpty?: And Other Notorious Nursery Tale Mysteries, Author: David Levinthal
Title: Tough Cookie, Author: David Wisniewski
Title: Time Flies: Down to the Last Minute, Author: Tara Lazar
Title: The Upper Case: Trouble in Capital City, Author: Tara Lazar
Title: The Gingerbread Man Loose in the School, Author: Laura  Murray
Title: The Case of the Stinky Stench, Author: Josh Funk
#2 in Series
Hardcover $16.99 $18.99 Current price is $16.99, Original price is $18.99.
Title: The Big Swat (Ace Lacewing, Bug Detective Series), Author: David Biedrzycki
Title: Stella and the Mystery of the Missing Tooth, Author: Clothilde Ewing
Title: Starla Jean Cracks the Case, Author: Elana K. Arnold
Title: Santa's Secret, Author: Denise Brennan-Nelson
Title: Poppy and Sam and the Leaf Thief, Author: Cathon
Title: Not an Alphabet Book: The Case of the Missing Cake, Author: Eoin McLaughlin
Title: Handsome Handsome boys, Author: Serobi Hippolyte
Title: Chapter Two is Missing, Author: Josh Lieb
Hardcover $15.99 $17.99 Current price is $15.99, Original price is $17.99.
Title: Baby Monkey, Private Eye, Author: Brian Selznick
Hardcover $14.99 $16.99 Current price is $14.99, Original price is $16.99.
Title: Alphabet Mystery, Author: Audrey Wood
Title: 7 Ate 9: The Untold Story, Author: Tara Lazar