006 and a Bit by Kes Gray - 2007 - 32 pages |

123. El asesinato del profesor de matemáticas by Jordi Sierra i Fabra - 2000 - 169 pages |

13 Hangmen by Art Corriveau - 2012 - 352 pages |

131. Vacaciones peligrosas by Manuel Luis Alonso, Francisco Solé - 2002 - 120 pages |

2 Zombie Cows! by Michael Broad - 2011 - 142 pages |

23 Shadow Street by Barbara Steiner - 2006 - 188 pages |

50 Mysteries I Can Solve by Susannah Brin, Nancy Sundquist - 1988 - 48 pages |

A Bad Case of Ghosts by Kenneth Oppel - 2010 - 96 pages |

A Blast with the Past by Christina Wilsdon - 1996 |

A blast with the past by Christina Wilsdon - 1994 - 45 pages |

A bug, a bear and a boy play hide-and-seek by David McPhail, Marjorie Weinman Sharmat - 1989 - 60 pages |

A candle to the devil by Gail Hamilton - 1975 - 180 pages |

A Case of Poison by Dana Brenford, Marion Dane Bauer - 1988 - 62 pages |

A City; a Secret; a Broken Shoe by Barry A. Enns - 2013 - 208 pages |

A Clue in Code by Marilyn Singer - 1988 - 64 pages |

A clutch of coppers by Gordon Ashe, John Creasey - 1969 - 183 pages |

A Compilation of Tales To Thrill & Chill by Pat Simpson - 2008 - 103 pages |

A Crazy Case of Robots by Kenneth Oppel - 2010 - 96 pages |

A Creepy Case of Vampires by Kenneth Oppel - 2010 - 96 pages |

A Crime for Christmas by Carolyn Keene - 1988 - 215 pages |

A Dark, Dark Tale by Ruth Brown - 1992 - 32 pages |

A Dark, Dark Tale by Ruth Brown - 1984 - 32 pages |

A Deadly Promise by Joan Lowery Nixon - 1992 - 169 pages |

A Flight of Angels by Geoffrey Trease - 1989 - 115 pages |

A Foot in the Grave by Joan Aiken - 1992 - 128 pages |

A Friend From The Past by Jackie Newton - 2004 - 71 pages |

A Game Called Chaos by Franklin W. Dixon - 2000 - 160 pages |

A Horse Named Dragon by Gertrude Chandler Warner - 2011 - 122 pages |

A Jaded Affair by John Prophet - 2005 |

A king by night by Edgar Wallace - 1969 - 184 pages |

A Legend in His Own Mind by Ronald Kidd, Bob Jones - 1992 - 80 pages |

A Load of Danger by Margaret Scariano - 1984 - 44 pages |

A Match of Wills by Eric Weiner - 1992 - 128 pages |

A Matter of Profit by Hilari Bell - 2003 - 368 pages |

A Matter of Profit by Hilari Bell - 2003 - 368 pages |

A Morte do Calouro by Cecília Vasconcellos - 2011 - 216 pages |

A New Beginning by Kelly Nolen - 2007 |

A Nose for Trouble by Marilyn Singer - 1985 - 84 pages |

A Number, a Nerd and a Mystery by Flora Trebi-Ollennu, Anima A. Darko - 2001 - 118 pages |

A Picture's Worth by Bruce Balan - 1997 - 176 pages |

A qui profite le crime? by Sophie Dieuaide - 2012 - 128 pages |

A Rag, a Bone and a Hank of Hair by Nicholas Fisk - 1980 - 118 pages |

A Secret in the Shack by Briana L. Dragone - 2011 - 68 pages |

A Slash in the Night by Alan Goodman - 1997 - 144 pages |

A Slash in the Night by Alan Goodman - 1997 - 144 pages |

A Strange Case of Magic by Kenneth Oppel - 2010 - 96 pages |

A stranger came ashore by Mollie Hunter - 1975 - 163 pages |

A Taste of Danger by Carolyn Keene - 2003 - 176 pages |

A Thief in the House of Memory by Tim Wynne-Jones - 2006 - 224 pages |

A to Z Mysteries Super Edition 1: Detective Camp by Ron Roy - 2009 - 62 pages |

A to Z Mysteries: The Absent Author by Ron Roy - 2009 |

A to Z Mysteries: The Bald Bandit by Ron Roy - 2009 |

A to Z Mysteries: The Canary Caper by Ron Roy - 2009 - 40 pages |

A to Z Mysteries: The Deadly Dungeon by Ron Roy - 2009 - 43 pages |

A to Z Mysteries: The Empty Envelope by Ron Roy - 2009 - 38 pages |

A to Z Mysteries: The Goose's Gold by Ron Roy - 2009 - 43 pages |

A to Z Mysteries: The Haunted Hotel by Ron Roy - 2009 - 43 pages |

A to Z Mysteries: The Invisible Island by Ron Roy - 2009 |

A to Z Mysteries: The Jaguar's Jewel by Ron Roy - 2009 |

A to Z Mysteries: The Kidnapped King by Ron Roy - 2009 |

A to Z Mysteries: The Lucky Lottery by Ron Roy - 2009 - 42 pages |

A to Z Mysteries: The Missing Mummy by Ron Roy - 2009 |

A to Z Mysteries: The Ninth Nugget by Ron Roy - 2009 |

A to Z Mysteries: The Orange Outlaw by Ron Roy - 2009 - 45 pages |

A to Z Mysteries: The Panda Puzzle by Ron Roy - 2009 - 84 pages |

A to Z Mysteries: The Panda Puzzle by Ron Roy - 2009 - 48 pages |

A to Z Mysteries: The Quicksand Question by Ron Roy - 2009 - 50 pages |

A to Z Mysteries: The Runaway Racehorse by Ron Roy - 2009 - 44 pages |

A to Z Mysteries: The Vampire's Vacation by Ron Roy - 2009 - 43 pages |

A to Z Mysteries: The White Wolf by Ron Roy - 2009 - 42 pages |

A to Z Mysteries: The X'ed-Out X-Ray by Ron Roy - 2009 - 44 pages |

A to Z Mysteries: The Yellow Yacht by Ron Roy - 2009 - 44 pages |

A to Z Mysteries: The Zombie Zone by Ron Roy - 2009 |

A Touch of Chill by Joan Aiken - 1989 - 192 pages |

A UFO has landed by Milton Dank, Gloria Dank - 1983 - 128 pages |

A UFO has landed by Milton Dank, Gloria Dank - 1983 - 113 pages |

A watery grave by Barbara Corcoran - 1982 - 153 pages |

A Web of Ya Yas by Skip Press - 1994 - 224 pages |

A Weird Case of Super-Goo by Kenneth Oppel - 2010 - 96 pages |

A whisper in the night by Joan Aiken - 1984 - 203 pages |

A Will to Survive by Franklin W. Dixon - 1999 - 148 pages |

A.s.s.a.s.s.i.n.a.t.i.o.n. by Guido Sgardoli - 2012 - 256 pages |

Aaron's Dark Secret by Ann Bixby Herold - 1985 - 129 pages |

Abby and the Bicycle Caper by Ron Atkins - 2004 - 52 pages |

Ace Ventura by Steve Oedekerk - 1996 - 32 pages |

Ace Ventura by Marc A. Cerasini - 1995 - 165 pages |

Across the Universe by Beth Revis - 2011 - 416 pages |

Adam and Noah and the Cops by Ann Sharpless Bond, Leonard W. Shortall - 1983 - 143 pages |

Adam Sharp #5: Moose Master by George Edward Stanley - 2012 - 48 pages |

Addie McCormick and the mystery of the scrapbook by Leanne Lucas - 1992 - 139 pages |

Adventure of Abbey Grange EBook by Vincent Goodwin - 2010 - 48 pages |

Adventure of the Dancing Men EBook by Vincent Goodwin - 2010 - 48 pages |

Adventure of the Empty House EBook by Vincent Goodwin - 2010 - 48 pages |

Adventure of the Norwood Builder EBook by Vincent Goodwin - 2010 - 48 pages |

Adventure of the Red-Headed League EBook by Vincent Goodwin - 2010 - 48 pages |

Adventure of the Speckled Band EBook by Vincent Goodwin - 2010 - 48 pages |

Adventure On Apple Orchard Road by Christine Collier - 2003 |

Adventure to the eight wonders of the world! by Carole Marsh - 2004 |

Adventure to the Pioneer Prairie by Carole Marsh - 2004 |

Adventure to the Planet Mars! by Carole Marsh - 2004 |

Adventures of Sherlock Holmes by Sir Arthur Conan Doyle - 2008 - 72 pages |

After School Ghost Hunter by Jürgen Banscherus, Ralf Butschkow, Daniel C. Baron - 2007 - 63 pages |

Against All Odds by Natale Ghent - 2011 - 240 pages |

Against the Rules by Carolyn Keene - 1997 - 150 pages |

Agent A to Agent Z by Andy Rash - 2004 - 33 pages |

Agent Angus by K. L. Denman - 2012 - 128 pages |

Agent Q, Or The Smell of Danger! by M.T. Anderson, Kurt Cyrus - 2011 - 320 pages |

Aggravating Factors by Frank Atanacio - 2003 |

Alas de gigante by Agustín Cadena - 2011 - 386 pages |

Alberta Alibi by Dayle Campbell Gaetz - 2005 - 208 pages |

Albion's dream by Roger Norman - 1990 - 209 pages |

Alexis and the Arizona Escapade by Erica Rodgers - 2010 - 160 pages |

Alexis and the Sacramento Surprise by Erica Rodgers - 2010 - 160 pages |

Alf, Old Predictable by Robert Loren Fleming - 1989 - 24 pages |

Alfred Hitchcock and the three investigators in The mystery of the laughing shadow by William Arden, Robert Arthur - 1969 - 178 pages |

Alfred Hitchcock and the three investigators in The mystery of the silver spider by Robert Arthur - 1978 - 184 pages |

Alfred Hitchcock's monster museum by Alfred Hitchcock - 1982 - 213 pages |

Alfred Hitchcock's Solve-Them-Yourself Mysteries by Alfred Hitchcock - 1986 - 240 pages |

Alfred Hitchcock's spellbinders in suspense by Alfred Hitchcock - 1982 - 213 pages |

Alice Whipple, fifth-grade detective by Laurie Adams, Allison Coudert - 1987 - 102 pages |

Alien Encounter by Susannah Brin - 1998 - 64 pages |

Alien in the Classroom by Carolyn Keene - 1998 - 80 pages |

Alien Secrets by Annette Curtis Klause - 1995 - 227 pages |

All Rise by Paul Wagner - 2000 |

Allison Investigates by Taylor Joseph - 2009 - 202 pages |

Almost Home by Mary-Claire Helldorfer - 1987 - 211 pages |

Alvin Fernald Mayor For A Day by Clifford B. Hicks, Theodore Schluenderfritz - 2007 - 142 pages |

Alvin's Secret Code by Clifford B. Hicks - 2006 - 159 pages |

Amanda Younger by Yancey Lane, Yancey T. Lane, Gail McLeod - 2011 - 92 pages |

Among the Hidden by Margaret Peterson Haddix - 2002 - 160 pages |

Among the Hidden by Margaret Peterson Haddix - 1998 - 160 pages |

Among the Hidden by Margaret Peterson Haddix - 1998 - 160 pages |

AMOS GOES BANANAS by Gary Paulsen - 2011 - 96 pages |

An airport adventure by Bonnie West - 1982 - 32 pages |

An Ash-Blonde Witch by Kenneth Lillington - 1987 - 137 pages |

An Ear for Danger by Marc Brandel, Robert Arthur - 1989 - 144 pages |

Andy and Mark and the Time Machine by Wilfred Reed - 2000 |

Andy Russell, Not Wanted by the Police by David A. Adler - 2001 - 118 pages |

Angel of Death by Alane Ferguson - 2008 - 272 pages |

Angelmonster by Veronica Bennett - 2007 - 240 pages |

Angelmonster by Veronica Bennett - 2006 - 240 pages |

Angus and the Hidden Fort by Steven A. Corirossi - 2003 - 164 pages |

Annabel the Detective : the Case of the Mystery Note by Dorothy Joan Harris, Amanda Duffy - 1992 - 32 pages |

Anybody Home? by West, Steck-Vaughn Company - 1995 - 32 pages |

April's Witches by Beverly Courtney Crook - 1971 - 219 pages |

Ariela Aparecida and the Valley of the Waterfall's Mist by Ronald Janesh - 2013 |

Arsène Lupin contre Herlock Sholmès - 2012 |

Arsène Lupin, 813 - 2012 |

Arsène Lupin, gentleman cambrioleur - 2012 |

Arsène Lupin, l'aiguille creuse - 2012 |

Arsène Lupin, l'Eclat d'obus - 2012 |

Art Show Mystery by Eleanor Robins, Saddleback Educational Publishing - 2011 - 46 pages |

Artemis Fowl by Eoin Colfer - 2010 - 320 pages |

Arthur and the Purple Panic by Alan Coren - 1984 - 64 pages |

Asesinato en el paraíso by Tere Medina-Navascus - 2004 - 120 pages |

ASH AND TARA AND THE PALACE OF SILENCE by Jeanne Perrett - 2010 - 152 pages |

Atlas' Revenge by Robyn DiTocco, Tony DiTocco - 2005 - 234 pages |

Aunt Morbelia and the Screaming Skulls by Joan Carris - 1992 - 134 pages |

AVENTURAS ENOLA HOLMES 3 CASO DEL ENIGMA DE LAS FLORES by Nancy Springer - 2012 - 208 pages |

Aztec Ring Mystery by Eleanor Robins - 2011 - 46 pages |

Backstage with a Ghost by Joan Lowery Nixon - 2012 - 98 pages |

Bad Blood by Bernard Ashley - 1991 - 294 pages |

Bad Times, Big Crimes by Carolyn Keene - 2005 - 160 pages |

Bailey and the Santa Fe Secret by Linda Carlblom - 2011 - 160 pages |

Bailey's Estes Park Excitement by Linda Carlblom - 2010 - 160 pages |

Bailey's Peoria Problem by Linda Carlblom - 2010 - 160 pages |

Bait for a Burglar by Joan Lowery Nixon - 2012 - 80 pages |

Baldwin from Another Planet by H. B. Gilmour - 1997 - 164 pages |

Baldwin from Another Planet by H. B. Gilmour - 1997 - 164 pages |

Bambert's Book of Missing Stories by Reinhardt Jung - 2009 - 128 pages |

Banditi E Purosangue by Paul Dorval - 2011 - 107 pages |

Bar Mitzva & Tefillin Secrets by Dovid Meisels - 2004 - 245 pages |

Barkerville Gold by Dayle Campbell Gaetz - 2004 - 192 pages |

Bats in the Graveyard by Sharon Jennings - 2006 - 69 pages |

Bats Past Midnight by Sharon Jennings - 2005 - 69 pages |

Becky Garcia by Elspeth Campbell Murphy - 1986 - 118 pages |

Ben Cody's Treasure (QR2) by Janet Lorimer - 2010 - 32 pages |

Benny uncovers a mystery by Gertrude Chandler Warner - 1991 - 128 pages |

Bernie Magruder and the Case of the Big Stink by Phyllis Reynolds Naylor - 2001 - 122 pages |

Betty Gordon at Mountain Camp by Alice B. Emerson - 2007 - 152 pages |

Between Us by Jeanne Betancourt - 1986 - 144 pages |

Beware the Pirate Ghost by Joan Lowery Nixon - 2012 - 87 pages |

Beware the Ravens, Aunt Morbelia by Joan Davenport Carris - 1995 - 141 pages |

Beware the ravens, Aunt Morbelia by Joan Davenport Carris - 1995 - 141 pages |

Beyond Glory by Anne E. Schraff - 2000 - 49 pages |

Beyond Glory by Anne Schraff - 1995 - 49 pages |

Beyond the Open Door by Andrew Lansdown - 1993 - 115 pages |

Bicycle to Treachery by Robert M. Quackenbush - 1991 - 48 pages |

Big City Detective by Jack Dautrich, Vivian Huff - 1986 - 117 pages |

Big Max by Kin Platt - 1978 - 64 pages |

Bikes and Bullies by Michael Swartz - 2003 |

Billie Bradley And Her Inheritance Or The Queer Homestead At Cherry Corners by Janet D. Wheeler - 2004 - 144 pages |

Billy Boo, Who Are You? by Jerry Walraven - 2007 - 100 pages |

Billy Jo Jive super private eye by John Shearer - 1976 - 47 pages |

Bitsy And the Mystery at Tybee Island by Vonda Skinner Skelton - 2003 - 120 pages |

Black Mirror by Nancy Werlin - 2003 - 256 pages |

Black Widow Beauty (QR1) by Anne E. Schraff - 2010 - 32 pages |

Blackmailed by Taffy Sinclair by Betsy Haynes - 1987 - 115 pages |

Blackmailed by Taffy Sinclair by Betsy Haynes - 1987 - 128 pages |

Blackout by Anne E. Schraff - 2010 - 32 pages |