Secret Agent Jack Stalwart
by Elizabeth Singer Hunt
4.17 · 18 ratings
fiction · action-adventure · children-books · mystery · children · espionage · animals · book · outlaws · fantasy · comics · sci-fi · political-intrigue · law-enforcement · audiobook
Secret Agent Jack Stalwart: Similar series
The 39 Clues
by Peter Lerangis
4.03 · 561 ratings
book · fiction · action-adventure · mystery · young-adult · fantasy · middle-grade · realistic · children · children-books · historical-fiction · audiobook · political-intrigue · suspense · orphans · teens · family · espionage · contemporary · law-enforcement
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Alex Rider
by Anthony Horowitz
4.13 · 552 ratings
action-adventure · mystery · fiction · young-adult · book · law-enforcement · children · middle-grade · children-books · espionage · political-intrigue · audiobook · crime · contemporary · thriller · realistic · suspense · teens · male-mc · high-school
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The 39 Clues: Cahills vs. Vespers
by Gordon Korman
4.15 · 165 ratings
fiction · mystery · fantasy · espionage · action-adventure · family · law-enforcement · historical-fiction · realistic · children · young-adult · book · audiobook · middle-grade · suspense · political-intrigue · friendship · teens · siblings · children-books
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The 39 Clues: Unstoppable
by Jude Watson
4.27 · 98 ratings
children · suspense · realistic · historical-fiction · law-enforcement · middle-grade · audiobook · book · family · siblings · fiction · young-adult · action-adventure · children-books · mystery · fantasy · political-intrigue · espionage · politics · sword-sorcery
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Moon Base Alpha
by Stuart Gibbs
4.36 · 70 ratings
book · young-adult · political-intrigue · audiobook · middle-grade · space · espionage · futuristic · fiction · action-adventure · children-books · humor · mystery · sci-fi · children · law-enforcement · realistic · suspense · family · friendship
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Masterminds
by Gordon Korman
4.33 · 66 ratings
friendship · outlaws · fiction · children-books · humor · mystery · action-adventure · family · law-enforcement · realistic · sci-fi · children · young-adult · book · audiobook · contemporary · middle-grade · dystopia · survival · cloning
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Midnight Thief
by Livia Blackburne
3.78 · 59 ratings
romance · book · young-adult · paranormal · political-intrigue · high-fantasy · mystery · action-adventure · fiction · fantasy · assassins · historical · magic · shapeshifters · audiobook · dystopia · espionage · animals · crime · outlaws
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Kiki Strike
by Kirsten Miller
4.12 · 55 ratings
urban-fantasy · children · young-adult · book · contemporary · middle-grade · political-intrigue · fantasy · action-adventure · fiction · mystery · espionage · crime · law-enforcement · paranormal · urban · female-mc · friendship · children-books · womens-fiction
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The 39 Clues: Doublecross
by Sarwat Chadda
4.31 · 72 ratings
audiobook · middle-grade · law-enforcement · historical-fiction · children · suspense · action-adventure · children-books · mystery · fiction · young-adult · book · family · historical · fantasy · crime · siblings · espionage · political-intrigue · male-author
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FunJungle
by Stuart Gibbs
4.38 · 124 ratings
book · middle-grade · animals · crime · fiction · action-adventure · children-books · humor · mystery · children · law-enforcement · realistic · young-adult · audiobook · contemporary · anthropomorphism · political-intrigue · espionage · friendship · outdoors
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Serafina
by Robert Beatty
4.19 · 86 ratings
book · animals · fiction · action-adventure · fantasy · law-enforcement · historical-fiction · horror · paranormal · young-adult · audiobook · middle-grade · children-books · mystery · children · historical · magic · gothic · supernatural · friendship
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Thirteen Treasures
by Michelle Harrison
4.15 · 68 ratings
fiction · fantasy · action-adventure · friendship · mystery · female-mc · magic · children · young-adult · fae · supernatural · contemporary · middle-grade · paranormal · family · fairy-tale · urban-fantasy · low-fantasy · children-books · law-enforcement
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NERDS
by Michael Buckley
4.15 · 82 ratings
espionage · audiobook · middle-grade · political-intrigue · children · sci-fi · action-adventure · children-books · humor · fiction · mystery · super-powered · young-adult · book · law-enforcement · realistic · family · contemporary · coming-of-age · time-travel
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Gilda Joyce
by Jennifer Allison
4.06 · 79 ratings
action-adventure · fantasy · fiction · children-books · humor · mystery · children · law-enforcement · horror · book · ghosts · supernatural · young-adult · paranormal · audiobook · middle-grade · psychics · realistic · low-fantasy · magical-realism
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Diamond Brothers
by Anthony Horowitz
4.00 · 88 ratings
crime · humor · action-adventure · children-books · fiction · mystery · children · law-enforcement · book · young-adult · comedy · noir · audiobook · investigator · middle-grade · espionage · 20th-century · historical · horror · political-intrigue
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The Hunchback Assignments
by Arthur Slade
3.75 · 53 ratings
historical-fiction · male-mc · historical · sci-fi · fiction · action-adventure · mystery · espionage · industrial-era · steampunk · audiobook · middle-grade · political-intrigue · supernatural · urban-fantasy · young-adult · book · law-enforcement · alternate-history · children-books
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Goth Girl
by Chris Riddell
4.05 · 58 ratings
children · young-adult · vampires · gothic · middle-grade · paranormal · fantasy · children-books · humor · fiction · law-enforcement · audiobook · mystery · action-adventure · comics · book · high-fantasy · animals · horror · sword-sorcery
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The Battle of the Beetles
by M.G. Leonard
4.21 · 28 ratings
book · family · animals · action-adventure · children-books · humor · fiction · mystery · friendship · children · audiobook · middle-grade · fantasy · young-adult · outdoors · law-enforcement · christian · bullying · contemporary · crime
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InvestiGators
by John Patrick Green
4.33 · 46 ratings
mystery · children · comics · law-enforcement · middle-grade · animals · fiction · action-adventure · children-books · humor · anthropomorphism · sci-fi · crime · friendship · comedy · fantasy · political-intrigue · xenofiction · body-horror · super-powered
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Chicken Squad
by Doreen Cronin
3.89 · 44 ratings
law-enforcement · children · children-books · fiction · humor · mystery · animals · middle-grade · fantasy · action-adventure · book · anthropomorphism · audiobook · dogs · female-author · literary · political-intrigue · comics · xenofiction · classics
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Pals in Peril
by M.T. Anderson
3.74 · 38 ratings
young-adult · book · middle-grade · fiction · action-adventure · children-books · humor · law-enforcement · children · political-intrigue · mystery · espionage · comedy · audiobook · fantasy · friendship · family · horror · sci-fi · holidays
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The Ring of Five Trilogy
by Eoin McNamee
3.91 · 11 ratings
law-enforcement · male-mc · political-intrigue · fiction · action-adventure · children-books · espionage · fantasy · book · paranormal · children · mystery · young-adult · middle-grade · magic · supernatural · low-fantasy
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Spy Mice
by Heather Vogel Frederick
3.88 · 8 ratings
fantasy · action-adventure · fiction · children-books · book · animals · espionage · thriller · law-enforcement · children · political-intrigue · young-adult · anthropomorphism · middle-grade · mystery · urban-fantasy · friendship
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Spy Gear Adventures
by Rick Barba
4.00 · 8 ratings
children · friendship · law-enforcement · action-adventure · children-books · fiction · mystery · sci-fi · book · political-intrigue · espionage · suspense · young-adult
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