| The Mystery of the Black Rhino | Jeff Walker | 160 |
| 2023 | Undercover Bookworms | | 112 |
| 2023 | The Smuggler's Legacy | | 176 |
| 2022 | The Garden Plot | Santy Gutiérrez | 112 |
| 2022 | As the Falcon Flies | | 144 |
| 2021 | The Bad Luck Skate | Santy Gutiérrez | 96 |
| 2021 | Mystery on the Mayhem Express | | 176 |
| 2021 | Robot Rescue! | Santy Gutiérrez | 96 |
| 2021 | Trouble Island | | 176 |
| 2020 | Sea Life Secrets | Santy Gutiérrez | 96 |
| 2020 | A Treacherous Tide | | 160 |
| 2020 | Bug-Napped | Santy Gutiérrez | 96 |
| 2020 | Return to Black Bear Mountain | | 176 |
| 2019 | Dungeons & Detectives | | 208 |
| 2019 | The Great Pumpkin Smash | Santy Gutiérrez | 96 |
| 2019 | Who Let the Frogs Out? | Santy Gutiérrez | 96 |
| 2019 | The Disappearance | | 160 |
| 2018 | The Time Warp Wonder | Santy Gutiérrez | 96 |
| 2018 | The Gray Hunter's Revenge | | 138 |
| 2018 | The Pirate Ghost | Santy Gutiérrez | 96 |
| 2018 | Stolen Identity | | 138 |
| 2017 | A Skateboard Cat-astrophe | Matt David | 96 |
| 2017 | A Con Artist in Paris | | 122 |
| 2017 | Scavenger Hunt Heist | Matt David | 96 |
| 2017 | Attack of the Bayport Beast | | 106 |
| 2016 | Talent Show Tricks | Matt David | 96 |
| 2016 | Bound for Danger | | 144 |
| 2016 | Water-Ski Wipeout | Matt David | 96 |
| 2016 | The Madman of Black Bear Mountain | | 144 |
| 2016 | The Missing Playbook | Matt David | 96 |
| 2016 | The Video Game Bandit | Matt David | 96 |
| 2016 | Showdown at Widow Creek | | 128 |
| 2015 | Tunnel of Secrets | | 144 |
| 2015 | Medieval Upheaval | Scott Burroughs | 96 |
| 2015 | The Curse of the Ancient Emerald | | 128 |
| 2015 | The Great Escape | Scott Burroughs | 112 |
| 2015 | Deception on the Set | | 128 |
| 2014 | Camping Chaos | Scott Burroughs | 96 |
| 2014 | Shadows at Predator Reef | | 128 |
| 2014 | Ship of Secrets | Scott Burroughs | 112 |
| 2014 | The Battle of Bayport | | 146 |
| 2014 | Fossil Frenzy | Scott Burroughs | 96 |
| 2014 | Peril at Granite Peak | | 147 |
| 2013 | Balloon Blow-Up | Scott Burroughs | 112 |
| 2013 | Into Thin Air | | 109 |
| 2013 | The Vanishing Game | | 134 |
| 2013 | Mystery of the Phantom Heist | | 137 |
| 2013 | Secret of the Red Arrow | | 152 |
| 2013 | Lights, Camera . . . Zombies! | Scott Burroughs | 96 |
| 2012 | A Rockin' Mystery | Scott Burroughs | 96 |
| 2012 | The Great Coaster Caper | Scott Burroughs | 112 |
| 2012 | Sports Sabotage | Scott Burroughs | 112 |
| 2012 | Movie Mayhem | | 176 |
| 2011 | The Disappearing Dog | Scott Burroughs | 96 |
| 2011 | Movie Mission | | 176 |
| 2011 | The Bicycle Thief | Scott Burroughs | 96 |
| 2011 | Movie Menace | | 176 |
| 2011 | A Monster of a Mystery | Scott Burroughs | 96 |
| 2011 | Forever Lost | | 160 |
| 2010 | Lost Brother | | 160 |
| 2010 | Hopping Mad | Scott Burroughs | 96 |
| 2010 | Mystery Map | Scott Burroughs | 96 |
| 2010 | Trouble at the Arcade | Scott Burroughs | 96 |
| 2010 | Killer Connections | | 0 |
| 2010 | The Children of the Lost | | 192 |
| 2010 | The Missing Mitt | Scott Burroughs | 112 |
| 2009 | Private Killer | | 151 |
| 2009 | X-plosion | | 0 |
| 2009 | Galaxy X | | 0 |
| 2009 | Killer Mission | | 192 |
| 2008 | Double Down | | 160 |
| 2008 | Double Trouble | | 160 |
| 2008 | Deprivation House | | 160 |
| 2008 | Murder House | | 160 |
| 2008 | Comic Con Artist | | 192 |
| 2008 | House Arrest | | 160 |
| 2008 | Feeding Frenzy | | 160 |
| 2007 | Pushed | | 154 |
| 2007 | Murder at the Mall | | 176 |
| 2007 | Bayport Buccaneers | | 176 |
| 2007 | Death and Diamonds | | 176 |
| 2007 | Hazed | | 160 |
| 2006 | Trouble in Paradise | | 176 |
| 2006 | Hurricane Joe | | 160 |
| 2006 | Blown Away | | 160 |
| 2006 | Martial Law | | 160 |
| 2006 | Top Ten Ways to Die | | 176 |
| 2006 | The Mummy's Curse | | 176 |
| 2005 | Operation: Survival | | 160 |
| 2005 | Running on Fumes | | 160 |
| 2005 | Burned | | 160 |
| 2005 | Boardwalk Bust | | 176 |
| 2005 | Thrill Ride | | 160 |
| 2005 | Extreme Danger | | 176 |
| 2005 | Night of the Werewolf | | 192 |
| 2005 | Mystery of Smugglers Cove | | 192 |
| 2005 | Motocross Madness | | 160 |
| 2005 | One False Step | | 326 |
| 2004 | Farming Fear | | 160 |
| 2004 | Hidden Mountain | | 160 |
| 2004 | The Dangerous Transmission | | 160 |
| 2004 | Warehouse Rumble | | 160 |
| 2003 | The Secret of the Soldier's Gold | | 160 |
| 2003 | Double Jeopardy | | 160 |
| 2003 | Passport to Danger | | 160 |
| 2003 | The Case of the Psychic's Vision | | 166 |
| 2003 | Typhoon Island | | 160 |
| 2002 | In Plane Sight | | 160 |
| 2002 | Trick-or-Trouble | | 160 |
| 2002 | Hide-and-Sneak | | 144 |
| 2002 | Trouble in Warp Space | | 160 |
| 2002 | The Test Case | | 169 |
| 2002 | Speed Times Five | | 160 |
| 2001 | The Castle Conundrum | | 160 |
| 2001 | Ghost of a Chance | | 160 |
| 2001 | Trouble Times Two | | 160 |
| 2000 | Skin & Bones | | 160 |
| 2000 | The End of the Trail | | 0 |
| 2000 | Training for Trouble | | 160 |
| 2000 | The Bike Race Ruckus | | 80 |
| 2000 | A Game Called Chaos | | 160 |
| 2000 | Daredevils | | 160 |
| 1999 | The Lure of the Italian Treasure | | 160 |
| 1999 | Pirates Ahoy! | | 80 |
| 1999 | The Monster in the Lake | | 70 |
| 1999 | All Eyes on First Prize | | 80 |
| 1999 | Slip, Slide, and Slap Shot | Marcy Ramsey | 80 |
| 1999 | A Will to Survive | | 148 |
| 1999 | The London Deception | | 149 |
| 1999 | The Caribbean Cruise Caper | | 160 |
| 1998 | The Walking Snowman | | 80 |
| 1998 | Danger in the Extreme | | 160 |
| 1998 | The Crisscross Crime | | 160 |
| 1998 | Who Took the Book? | | 80 |
| 1998 | The Dinosaur Disaster | | 80 |
| 1998 | The Ice-Cold Case | | 160 |
| 1998 | The Abracadabra Case | | 80 |
| 1998 | The Chase for the Mystery Twister | | 151 |
| 1998 | Jump Shot Detectives | | 80 |
| 1998 | Rocky Road | | 160 |
| 1997 | Trial and Terror | | 160 |
| 1997 | First Day, Worst Day | | 80 |
| 1997 | The Mark of the Blue Tattoo | | 160 |
| 1997 | The Gross Ghost Mystery | | 80 |
| 1997 | Terror at High Tide | | 160 |
| 1997 | The Karate Clue | | 80 |
| 1997 | The Secret of Skeleton Reef | | 160 |
| 1996 | The Cold Cash Caper | | 160 |
| 1996 | The Desert Thieves | | 151 |
| 1996 | Slam Dunk Sabotage | | 160 |
| 1996 | The Search for the Snow Leopard | | 160 |
| 1995 | Crime in the Kennel | | 160 |
| 1995 | Crusade of the Flaming Sword | | 160 |
| 1995 | Sidetracked to Danger | | 160 |
| 1995 | Cross-Country Crime | | 160 |
| 1995 | The Hypersonic Secret | | 160 |
| 1994 | The Treasure at Dolphin Bay | | 160 |
| 1994 | Reel Thrills | | 153 |
| 1994 | Racing to Disaster | | 160 |
| 1994 | Mystery with a Dangerous Beat | | 160 |
| 1994 | Day of the Dinosaur | | 160 |
| 1993 | The Robot's Revenge | | 160 |
| 1993 | The Mystery in the Old Mine | | 149 |
| 1993 | The Case of the Cosmic Kidnapping | | 160 |
| 1993 | Spark of Suspicion | | 160 |
| 1993 | Danger on the Diamond | | 160 |
| 1993 | Danger in the Fourth Dimension | | 160 |
| 1993 | Trouble at Coyote Canyon | | 149 |
| 1993 | No Way Out | | 160 |
| 1993 | Carnival of Crime | | 148 |
| 1992 | Sabotage at Sports City | | 148 |
| 1992 | The Case of the Counterfeit Criminals | | 160 |
| 1992 | Radical Moves | | 152 |
| 1992 | Demolition Mission | | 160 |
| 1992 | Rock 'n' Roll Renegades | | 160 |
| 1991 | Fear on Wheels | | 153 |
| 1991 | Panic on Gull Island | | 148 |
| 1991 | The Secret of Sigma Seven | | 149 |
| 1991 | Attack of the Video Villains | | 160 |
| 1990 | The Money Hunt | | 150 |
| 1990 | Tricks of the Trade | | 154 |
| 1990 | The Smoke Screen Mystery | | 151 |
| 1990 | Terminal Shock | | 160 |
| 1989 | Cast of Criminals | | 152 |
| 1989 | Wipeout | | 149 |
| 1989 | Danger on the Air | | 151 |
| 1989 | Dungeon of Doom | | 151 |
| 1988 | The Sky Blue Frame | | 154 |
| 1988 | The Serpent's Tooth Mystery | | 160 |
| 1988 | Shield of Fear | | 160 |
| 1987 | The Mystery of the Silver Star | | 160 |
| 1987 | The Tower Treasure | | 180 |
| 1985 | The Swamp Monster | | 190 |
| 1984 | The Hardy Boys Ghost Stories | | 144 |
| 1984 | Tic-Tac-Terror | Leslie H. Morrill | 201 |
| 1984 | The Blackwing Puzzle | | 205 |
| 1983 | Cave-In | | 189 |
| 1982 | The Voodoo Plot | Leslie H. Morrill | 189 |
| 1982 | The Billion Dollar Ransom | Leslie H. Morrill | 189 |
| 1982 | Track of the Zombie | | 185 |
| 1981 | The Crimson Flame | | 190 |
| 1981 | The Outlaw's Silver | Leslie H. Morrill | 190 |
| 1981 | The Infinity Clue | | 190 |
| 1981 | The Stone Idol | | 192 |
| 1980 | The Pentagon Spy | | 192 |
| 1980 | The Vanishing Thieves | | 179 |
| 1980 | The Mummy Case | | 192 |
| 1980 | The Apeman's Secret | | 192 |
| 1979 | Mystery of the Samurai Sword | | 192 |
| 1978 | The Sting of the Scorpion | | 180 |
| 1978 | Foul Play | | 184 |
| 1978 | The Firebird Rocket | | 192 |
| 1976 | The Jungle Pyramid | | 180 |
| 1975 | The Witchmaster's Key | | 192 |
| 1975 | The Mysterious Caravan | | 182 |
| 1974 | The Clue of the Hissing Serpent | | 192 |
| 1973 | The Shattered Helmet | | 180 |
| 1972 | The Masked Monkey | | 178 |
| 1971 | Danger on Vampire Trail | | 192 |
| 1970 | The Bombay Boomerang | | 180 |
| 1969 | The Arctic Patrol Mystery | | 176 |
| 1967 | Mystery of the Whale Tattoo | R. H. Tandy | 192 |
| 1967 | The Secret Agent on Flight 101 | | 176 |
| 1965 | The Mystery of the Spiral Bridge | R. H. Tandy | 177 |
| 1964 | The Haunted Fort | R. H. Tandy | 176 |
| 1964 | The Mystery of the Aztec Warrior | R. H. Tandy | 178 |
| 1962 | The Viking Symbol Mystery | | 175 |
| 1962 | The Clue of the Screeching Owl | | 177 |
| 1960 | Mystery of the Desert Giant | | 182 |
| 1959 | The Mystery of the Chinese Junk | | 192 |
| 1959 | Mystery at Devil's Paw | | 180 |
| 1957 | The Ghost at Skeleton Rock | | 192 |
| 1956 | The Secret of Pirates' Hill | | 178 |
| 1955 | The Clue in the Embers | | 177 |
| 1954 | The Hooded Hawk Mystery | | 180 |
| 1953 | The Crisscross Shadow | | 177 |
| 1953 | The Yellow Feather Mystery | | 181 |
| 1952 | The Secret of Wildcat Swamp | | 178 |
| 1951 | The Wailing Siren Mystery | | 177 |
| 1950 | The Secret of the Lost Tunnel | | 192 |
| 1949 | The Sign of the Crooked Arrow | | 192 |
| 1948 | The Secret of Skull Mountain | | 158 |
| 1947 | The Phantom Freighter | | 192 |
| 1946 | The Secret Panel | | 178 |
| 1945 | The Short-Wave Mystery | | 192 |
| 1944 | The Melted Coins | | 180 |
| 1943 | The Flickering Torch Mystery | | 212 |
| 1942 | The Clue of the Broken Blade | | 192 |
| 1941 | Mystery of the Flying Express | | 177 |
| 1940 | The Disappearing Floor | | 192 |
| 1939 | The Twisted Claw | | 177 |
| 1938 | The Secret Warning | | 192 |
| 1937 | A Figure in Hiding | | 192 |
| 1936 | The Sinister Signpost | | 175 |
| 1935 | The Hidden Harbor Mystery | | 192 |
| 1934 | The Mark on the Door | | 192 |
| 1933 | Footprints Under the Window | | 177 |
| 1932 | While the Clock Ticked | | 174 |
| 1931 | What Happened at Midnight | | 192 |
| 1930 | The Great Airport Mystery | | 175 |
| 1929 | The Secret of the Caves | | 192 |
| 1929 | The Mystery of Cabin Island | | 192 |
| 1928 | Hunting for Hidden Gold | | 192 |
| 1928 | The Missing Chums | | 192 |
| 1928 | The Shore Road Mystery | | 192 |
| 1927 | The House on the Cliff | | 192 |
| 1927 | The Secret of the Old Mill | | 192 |
| 1927 | The Tower Treasure | | 180 |
