Catalog Search Results
Author
Series
Ruby Redfort volume 4
Pub. Date
2016.
Language
English
Description
When a ghostly foe begins stealing from the highest buildings in Twinford, Ruby Redfort is ready to defy death one more time to capture the bandit.
23) Lizard loopy
Author
Series
Language
English
Formats
Description
An intruder at mad scientist's Petty Potts' house interrupts her latest experiment, trying REPTOSWITCH on twins Josh and Danny, and when they return home they find a package that sends them on a mysterious quest.
24) Chameleon chaos
Author
Series
Language
English
Formats
Description
Twins Josh and Danny continue following clues leading them to marbles filled with scientific code, despite the fact that mad scientist Petty Potts' REPTOSWITCH formula is having some very strange side-effects.
Author
Series
Mermaid tales volume 19
Pub. Date
2019.
Language
English
Description
Kiki and her friends learn about coding as they compete to be the escort for young narwhal who will visit Trident Academy with her famous parents. Includes glossary, key to the codes used, and information about safeguarding narwhals' habitats.
Author
Pub. Date
2013.
Language
English
Description
"While tracking clues from a secret code penciled in the margins of mystery novels at a public library, Derek Knowles-Collier discovers a time capsule, an unpublished author and a gravestone that may finally put his haunting past to rest."--Amazon.com
Author
Series
Murder notebooks volume 1
Pub. Date
2012.
Language
English
Description
Five years after seventeen-year-old Rose's mother and Joshua's father disappeared, when the step-siblings reconnect in London, Rose witnesses two murders which she fears are linked to coded notebooks Joshua has found and his investigation of the disappearance.
29) Mask
Author
Series
League of Secret Heroes volume 2
Pub. Date
2020.
Language
English
Appears on list
Description
Akiko, Mae, and Josie, also called the Infinity Trinity, spring into action after learning that a spy is betraying secrets to the Japanese military--and that Akiko's mother may be involved.
Author
Series
The 39 clues. Main series volume 10
Language
English
Formats
Description
Throughout the hunt for the 39 Clues, Amy and Dan Cahill have uncovered history's greatest mysteries and their family's deadliest secrets. But are they ready to face the truth about the Cahills and the key to their unmatched power? After a whirlwind race that's taken them across five continents, Amy and Dan face the most the difficult challenge yet -- a task no Cahill dared to imagine. When faced with a choice that could change the future of the world,...
Author
Series
Language
English
Description
"The Vespers have crossed a line. Amy and Dan were devastated when the Vespers kidnapped seven Cahills around the world, holding them hostage until Amy and Dan delivered an impossible ransom. But at least the hostages were Cahills - members of the world's most powerful family, trained to face all odds. Now the Vespers have gone too far. They've kidnapped Atticus, an innocent 11 year old boy and Dan's only friend. Now Dan and Amy are in the struggle...
32) A king's ransom
Author
Series
Language
English
Formats
Description
"When seven members of their family were kidnapped by a sinister organization known as the Vespers, thirteen-year-old Dan Cahill and his older sister Amy vowed they'd stop at nothing to bring the hostages home. But then the ransom comes in and the Vespers demand the impossible. Amy and Dan have just days to track down and steal an ancient map. The only catch? No one has seen the map for half a century. Now Amy and Dan are on a desperate search that...
33) The Enigma game
Author
Series
Pub. Date
2020.
Language
English
Appears on list
Description
Told in multiple voices, fifteen-year-old Jamaican Louisa Adair uncovers an Enigma machine in the small Scottish village where she cares for an elderly German woman, and helps solve a puzzle that could turn the tide of World War II.
Author
Series
Blackthorn key volume 5
Pub. Date
2022.
Language
English
Description
In 1666, after four months away, friends Christopher Rowe, Tom, and Sally return to London triumphantly but, guided by coded riddles, face a conspiracy that threatens Christopher, as well as the King himself.
35) Day of Doom
Author
Series
Language
English
Description
International bestseller David Baldacci pens the stunning conclusion to Cahills vs. Vespers!It started with a kidnapping. A shadowy organization known only as the Vespers snatched seven members of the Cahill family and demanded a series of bizarre ransoms from around the world. Thirteen-year-old Dan Cahill and his older sister, Amy, began a global treasure hunt, determined to bring back whatever Vesper One needed, so long as it kept the hostages...
Author
Pub. Date
2015.
Language
English
Description
Twelve-year-olds Ambrose, Tom, and Frankie are transported to the boys' hometown of Freedom Falls, Ohio, in 1852 when Frankie blows her Romani family's magical trombone, and to return home they will have to use both Morse code and the ancient form of divination known as the I-Ching.
Author
Series
Malcolm at midnight volume 2
Pub. Date
2015.
Language
English
Description
When a rare coin and a strange code are uncovered in McKenna School, Malcolm and the other classroom pets of the Midnight Academy take on their most challenging assignment yet and, through their investigations, they just might save the school from closing.
38) The double helix
Author
Series
Explorer Academy volume 3
Language
English
Appears on list
Formats
Description
As Cruz and his friends continue to search for the third piece of the cipher, a mysterious message arrives suggesting that someone close to him is working for Nebula, leaving Cruz unsure of who he can trust.
Author
Series
Explorer Academy volume 7
Pub. Date
[2022]
Language
English
Appears on list
Description
"Amid assignments that take the Explorer Academy recruits from the iceberg-filled waters of Antarctica to the bone-dry deserts of Argentina, Cruz Coronado is scrambling to complete the last piece of the cipher. With Nebula agents and the elusive explorer spy still out there, his opportunity to recover his mother's world-changing formula is slipping away. But as Cruz has learned from his time aboard Orion, true explorers must never give up. Even after...
40) Vespers rising
Author
Series
The 39 clues. Main series volume 11
Language
English
Description
Fourteen-year-old Amy Cahill and her younger brother Dan thought they could return to their regular lives when they found the 39 clues. But the Vespers, powerful enemies, will stop at nothing to get the clues. And with the Vespers rising, the world is in jeopardy.
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