The Bobbsey Twins At The Seashore by Laura Lee Hope - 2004 - 116 pages |

The Bobbsey Twins in a Great City by Laura Lee Hope - 2008 - 156 pages |

The Bobbsey Twins Keeping House by Laura Lee Hope - 2004 - 276 pages |

The Bobbsey Twins On A Houseboat by Laura Lee Hope - 2004 - 252 pages |

The Bobbsey Twins Or Merry Days Indoors And Out by Laura Lee Hope - 2004 - 124 pages |

The bogeyman caper by Susan Pearson - 1990 - 73 pages |

The Boggart by Susan Cooper - 2001 - 208 pages |

The Boggart and the Monster by Susan Cooper - 2001 - 192 pages |

The Bomb in the Bessledorf Bus Depot by Phyllis Reynolds Naylor - 1997 - 144 pages |

The Book Chase by Jacqueline Woodson, Writer Ghost - 1994 |

The Bookstore Ghost by Barbara Maitland - 1998 - 29 pages |

The borderline case by Franklin W. Dixon - 1989 - 149 pages |

The Box That Watch Found by Gertrude Chandler Warner - 2011 - 122 pages |

The Boxcar Children Beginning by Patricia MacLachlan - 2012 - 122 pages |

The Boxcar Children Summer Special by Gertrude Chandler Warner - 2011 - 356 pages |

The Boxcar Children Super Summer by Gertrude Chandler Warner - 2011 - 360 pages |

The Boy in the Burning House by Tim Wynne-Jones - 2000 - 230 pages |

The Boy in the Burning House by Tim Wynne-Jones - 2000 - 230 pages |

The boys' book of great detective stories - 1938 - 315 pages |

The broken anchor by Carolyn Keene - 1983 - 189 pages |

The Bumbletown detectives by Time-Life Books, Burton Marks, Yvette Santiago Banek, Time-Life for Children (Firm) - 1991 - 64 pages |

The Bungalow Mystery by Carolyn Keene - 1960 - 180 pages |

The bunny slipper mystery by Jennifer Dussling, Joe Ewers - 1997 - 30 pages |

The Burning Pilot by C Patrick Roe - 2007 - 244 pages |

The Calamari Code by Larry Mike Garmon - 2007 - 244 pages |

The Calder Game by Blue Balliett - 2012 - 416 pages |

The Camp Club Girls Get a Clue! by Renae Brumbaugh, Jean Fischer, Shari Barr - 2012 - 400 pages |

The Camp-Out Mystery by Gertrude Chandler Warner - 1992 - 120 pages |

The Canary Caper by Ron Roy - 1998 - 96 pages |

The candy bandit by Sandra G. Garrett, Philip C. Williams - 1994 - 32 pages |

The Canoe Trip Mystery by Gertrude Chandler Warner - 1994 - 120 pages |

The Capitol Ghost by Sharon Whitlock - 2006 |

The Carnival Caper by Adrienne Mason, Pat Cupples - 2002 - 39 pages |

The Carson Kids and the Mystery of Skull Rocks Mansion by Jan Pierson - 2000 - 120 pages |

The Carson Kids and the Secret of Howling Cove by Jan Pierson - 2000 - 124 pages |

The Case of Capital Intrigue by Carolyn Keene - 1998 - 150 pages |

The Case of Derrick and the Mind-Benders by Harcourt School Publishers Staff - 2002 |

The Case of Hermie the Missing Hamster by James Preller - 1998 - 76 pages |

The Case of the Alien Princess by Molly Mia Stewart, Francine Pascal - 1994 - 89 pages |

The case of the back-to-school burglar by Nancy Star - 2005 - 76 pages |

The Case of the Baker Street Irregular by Robert Newman - 1984 - 216 pages |

The case of the Baker Street Irregular by Robert Newman - 1978 - 216 pages |

The Case of the Basketball Joker and Other Mysteries by Karen Gardner - 1990 - 123 pages |

The Case of the Bear Scare by James Preller, Jamie Smith - 2002 - 72 pages |

The Case of the Blue Raccoon by James Heneghan - 1996 - 114 pages |

The Case of the Cackling Car by Marilyn Singer, Judy Glasser - 1988 - 64 pages |

The Case of the Captured Queen by Carolyn Keene - 1999 - 149 pages |

The case of the car-barkaholic dog by John R. Erickson - 1991 - 116 pages |

The Case of the Carnival Cash by Mike Dion - 2002 - 27 pages |

The Case of the Case of Mistaken Identity by Mac Barnett, Adam Rex - 2009 - 179 pages |

The Case of the Cat's Meow by Crosby Bonsall - 1978 - 64 pages |

The Case of the Chocolate Snatcher by M. Master - 2006 - 89 pages |

The case of the choosey cheater by Linda Lee Maifair - 1993 - 63 pages |

The Case of the Clairvoyant Kid by Garrison Flint - 2002 - 180 pages |

The Case of the Clever Computer Crooks by M. Master - 2006 - 93 pages |

The Case of the Cool Itch Kid by Patricia Reilly Giff - 1989 - 80 pages |

The Case of the Cool-Itch Kid by Patricia Reilly Giff - 2011 - 70 pages |

The Case of the Cosmic Kidnapping by Franklin W. Dixon - 1993 - 153 pages |

The Case of the Counterfeit Cash by Angela Elwell Hunt - 1992 - 128 pages |

The Case of the Counterfeit Criminals by Franklin W. Dixon - 1992 - 151 pages |

The Case of the Counterfeit Racehorse by Elizabeth Levy - 1980 - 164 pages |

The Case of the Crazy Collections by Laura Lee Hope, David F. Henderson - 1991 - 87 pages |

The Case of the Crooked Contest by Laura Lee Hope - 1989 - 90 pages |

The Case of the Crybaby Cowboy by Carole Marsh - 2004 - 54 pages |

The Case of the Curious Campaign by Robert Mandelberg - 2003 - 96 pages |

The case of the diamond eye by Amelia Elizabeth Walden - 1969 - 192 pages |

The Case of the Double Cross by Crosby Bonsall - 1982 - 64 pages |

The case of the dummy with cold eyes by Elizabeth Levy - 1991 - 53 pages |

The Case of the Elevator Duck by Polly Berrien Berends - 2012 - 64 pages |

The Case of the Famous Chocolate Chip Cookies by M. Master - 2006 - 93 pages |

The case of the felon's fiddle by Edmund Wallace Hildick - 1982 - 138 pages |

The case of the felon's fiddle by Edmund Wallace Hildick - 1982 - 138 pages |

The Case of the Fire Alarm by Dori Hillestad Butler - 2011 - 134 pages |

The Case of the Fixed Election by Marilyn Singer - 1989 - 80 pages |

The Case of the Frightened Rock Star by Elizabeth Levy - 1980 - 167 pages |

The case of the funny money man by William Alexander - 1990 - 93 pages |

The Case of the Funny Money Man by William Alexander - 1990 - 93 pages |

The Case of the Furtive Firebug by Peggy Nicholson, John F. Warner - 1994 - 116 pages |

The Case of the Gasping Garbage by Michele Torrey, Barbara Johansen Newman - 2009 - 89 pages |

The Case of the Gobbling Squash by Elizabeth Levy - 1989 - 49 pages |

The case of the gobbling squash by Elizabeth Levy, Ellen Eagle - 1988 - 49 pages |

The Case of the Good-Looking Corpse by Caroline Lawrence - 2012 - 224 pages |

The case of the goofy game show by Laura Lee Hope, Randy Berrett - 1991 - 83 pages |

The Case of the Graveyard Ghost by Michele Torrey, Barbara Johansen Newman - 2009 - 90 pages |

The Case of the Gumball Bandits by William Alexander - 1990 - 96 pages |

The Case of the Haunted Health Club by Carol Farley, Tom Newsom - 1991 - 112 pages |

The Case of the Hiccuping Clown by Nancy Freyburger - 2008 - 108 pages |

The Case of the Hiccupping Ears by Bill Myers - 2003 - 96 pages |

The case of the howling armor by Karen Wallace - 2004 - 47 pages |

The Case of the Hunchback Hairdresser by Carole Marsh - 2006 - 54 pages |

The Case of the Hunchback Hairdresser by Carole Marsh - 2004 |

The Case of the Hungry Stranger by Crosby Newell Bonsall - 1992 - 64 pages |

The Case of the Hungry Stranger by Crosby Bonsall - 1980 - 64 pages |

The case of the Indian curse by Robert Newman - 1986 - 168 pages |

The Case of the Karate Chop by Parker C. Hinter, Della Rowland - 1997 - 75 pages |

The Case of the Library Monster by Dori Hillestad Butler - 2011 - 136 pages |

The Case of the Lost Boy by Dori Hillestad Butler - 2011 - 124 pages |

The case of the lost lookalike by Carol J. Farley, Tom Newsom - 1988 - 104 pages |

The Case of the Lost Song by Carolyn Keene - 2001 - 160 pages |

The Case of the Marmalade Cat by James Heneghan - 1991 - 86 pages |

The case of the midnight rustler by John R. Erickson - 1992 - 110 pages |

The Case of the Million Dollar Mystery by James Preller, Jamie Smith - 2002 - 112 pages |

The case of the mind reading mommies by Elizabeth Levy - 1989 - 53 pages |

The Case of the Missing Baloney by Jennifer Boster - 2009 - 38 pages |

The case of the missing canary by Robyn Supraner, Robbie Stillerman - 1979 - 48 pages |

The Case of the Missing Cutthroats by Jean Craighead George - 1999 - 160 pages |

The Case of the Missing Duckie by Linda Hayward, Jim Henson - 1980 - 25 pages |

The Case of the Missing Family by Dori Hillestad Butler - 2011 - 132 pages |

The Case of the Missing Lettuce by Jack Long - 1989 - 64 pages |

The Case of the Missing Max by Linda Lee Maifair - 1994 - 63 pages |

The Case of the Missing Notebook by Shirley A Vine - 2011 |

The case of the missing pumpkins by Nancy Star, Copyright Paperback Collection (Library of Congress) - 2004 - 79 pages |

The Case of the Missing S.i.p. by H. Lena Jones - 2007 |

The case of the missing socks by Rebecca Grand - 1986 - 32 pages |

The Case of the Missing Teeth by Carol Hill, Frank Hill - 1988 - 24 pages |

The Case of the Missing Trophy by Angela Shelf Medearis - 2004 - 135 pages |

The Case of the Mixed-Up Mutts by Dori Hillestad Butler - 2011 - 128 pages |

The Case of the Mossy Lake Monster by Michele Torrey, Barbara Johansen Newman - 2009 - 90 pages |

The Case of the Mummy Mystery by James Preller, Robert W. Alley - 1999 - 80 pages |

The case of the murdered players by Robert Newman - 1985 - 174 pages |

The case of the muttering mummy by Edmund Wallace Hildick - 1986 - 154 pages |

The Case of the Mysterious Codes by John F. Warner, Peggy Nicholson - 1994 - 162 pages |

The Case of the Mysterious Dognapper by M. Master - 2006 - 95 pages |

The case of the one-eyed killer stud horse by John R. Erickson, Gerald L. Holmes - 1989 - 136 pages |

The Case of the Pampered Poodle by Linda Lee Maifair - 1993 - 64 pages |

The case of the pizza pie spy by William Alexander - 1990 - 96 pages |

The Case of the Pizza Pie Spy by William Alexander - 1990 - 96 pages |

The Case of the Planetarium Puzzle by Vivian Binnamin, Jeffrey S. Nelsen, Bonnie Brook - 1990 - 32 pages |

The Case of the Planetarium Puzzle by Vivian Binnamin, Jeffrey S Nelsen - 1990 - 32 pages |

The Case of the Psychic's Vision by Franklin W. Dixon - 2003 - 166 pages |

The case of the purloined compass by Mark Taylor - 1985 - 46 pages |

The case of the purloined parrot by Edmund Wallace Hildick - 1990 - 133 pages |

The Case of the Ruby Necklace by Alex Carter - 2011 - 160 pages |

The case of the runaway money by Laura Lee Hope - 1987 - 86 pages |

The Case of the School Ghost by Dori Hillestad Butler - 2012 - 132 pages |

The case of the screaming skates and other mysteries by L. E. Wolfe - 1991 - 122 pages |

The Case of the Secret Scribbler by E. W. Hildick, Lisl Weil - 1978 - 106 pages |

The case of the slippery sharks by Stephen Mooser - 1988 - 96 pages |

The case of the slippery sharks by Stephen Mooser - 1988 - 96 pages |

The case of the slippery sharks by Stephen Mooser - 1988 - 96 pages |

The case of the smiley faces by Larry Sutton, Patt Blumer - 1981 - 32 pages |

The case of the sneaker snatcher, and other mysteries by L. E. Wolfe - 1991 - 118 pages |

The Case Of The Stinky Science Project by James Preller, Jimmy Preller, John Speirs - 2001 - 74 pages |

The case of the stolen bagels by Hila Colman, Pat Grant Porter - 1977 - 32 pages |

The case of the supermarket swindle by Dan Cohen, George Overlie - 1980 - 32 pages |

The Case of the Suspicious Supermodel by Alex Carter - 2012 - 176 pages |

The Case of the Toilet Paper Decorator by M. Masters - 2006 - 93 pages |

The case of the tour de tricks and other mysteries by L. E. Wolfe - 1991 - 122 pages |

The Case of the Trick Note by Larry Sutton - 1981 - 32 pages |

The Case of the Twin Teddy Bears by Carolyn Keene - 1993 - 160 pages |

The case of the vampire vacuum sweeper by John R. Erickson - 1997 - 122 pages |

The Case of the Vanishing Boy by Alexander Key - 1979 - 213 pages |

The Case of the Vanishing Corpse by Robert Newman - 1985 - 221 pages |

The Case of the Vanishing House by Jack Long - 1989 - 64 pages |

The case of the vanishing ventriloquist by Edmund Wallace Hildick - 1985 - 138 pages |

The Case of the Video Game Smugglers by M. Master - 2006 - 95 pages |

The case of the visiting vampire by Drew Stevenson - 1988 - 124 pages |

The Case of the Wandering Weathervanes by E. W. Hildick - 1992 - 160 pages |

The Case of the Wandering Werewolf by Drew Stevenson, Linda Winchester - 1991 - 128 pages |

The Case of the Wandering Werewolf by Drew Stevenson, Linda Winchester - 1987 - 128 pages |

The case of the Weird Street firebug by Carol Russell Law, Bill Morrison - 1980 - 118 pages |

The case of the Weird Street firebug by Carol Russell Law, Bill Morrison - 1980 - 118 pages |

The Case of the Yodeling Turtles by Bill Myers - 2005 - 96 pages |

The castle of the red gorillas by Wolfgang Ecke - 1983 - 120 pages |

The Catnapping Mystery by David A. Adler, Susanna Natti - 2005 - 58 pages |

The Catnapping Mystery by David A. Adler, Susanna Natti - 2005 - 58 pages |

The Chessmen of Doom by John Bellairs - 1991 - 160 pages |

The Chilling Hour by Collin McDonald - 1994 - 160 pages |

The chocolate chip mystery by John McInnes - 1972 - 64 pages |

The chocolate-covered clue by Laura Lee Hope - 1989 - 90 pages |

The Chocolate-Covered Contest by Carolyn Keene - 1999 - 160 pages |

The Christmas present mystery by Marion M. Markham - 1984 - 46 pages |

The Christopher Killer by Alane Ferguson - 2008 - 288 pages |

The Chumash Circle by Daniel Phalen - 2001 - 150 pages |

The Cinderella Ballet Mystery by Carolyn Keene, Macky Pamintuan - 2006 - 96 pages |

The Clearing by Dorothy Reynolds Miller - 1998 - 119 pages |

The Clone Conspiracy by Simon Rose - 2005 - 88 pages |

The clubhouse mystery by Jerry B. Jenkins - 1984 - 126 pages |

The Clue at the Zoo by Patricia Reilly Giff - 2011 - 76 pages |

The Clue in the Clock Tower by Shannon Gilligan - 1991 - 106 pages |

The Clue in the Corn Maze by Gertrude Chandler Warner - 2011 - 132 pages |

The Clue in the Glue by Carolyn Keene - 1998 - 71 pages |

The Clue in the Old Stagecoach by Carolyn Keene - 1960 - 180 pages |

The Clue in the Patchwork Quilt by Margaret Sutton, Pelagie Doane - 2008 - 214 pages |

The Clue in the Ruined Castle by Margaret Sutton, Pelagie Doane - 2008 - 176 pages |

The Clue of the Broken Blade by Franklin W. Dixon - 1975 - 178 pages |

The Clue of the Dancing Puppet by Carolyn Keene - 1962 - 177 pages |

The Clue of the Left-Handed Envelope/The Puzzle of the Pretty Pink Handkerchief by George E. Stanley, Sal Murdocca - 2004 - 144 pages |

The Clue of the Stone Lantern by Margaret Sutton, Pelagie Doane - 2008 - 210 pages |

The Codebreaker Kids by George Edward Stanley - 1987 - 104 pages |

The Codebreaker Kids Return by George Edward Stanley - 1988 - 118 pages |

The Cold Cash Caper by Franklin W. Dixon - 1996 - 150 pages |

The Colonial Caper Mystery at Williamsburg by Carole Marsh - 2009 - 160 pages |

The Comic Book Mystery by Gertrude Chandler Warner - 2011 - 110 pages |

The Comic Book Mystery by Gertrude Chandler Warner - 2003 - 106 pages |

The comic book mystery by Janet Townsend - 1973 - 147 pages |

The computer caper by Milton Dank, Gloria Dank - 1983 - 103 pages |

The Computer Caper by Milton Dank, Gloria Dank - 1983 - 102 pages |

The Con Artist of Catalina Island by Jennifer Colt - 2009 - 294 pages |

The Copy Cat Mystery by Carol Adorjan - 1990 - 128 pages |