Keeper Of The Lost Cities

Keeper Of The Lost Cities

book

2018, Children's Books, Growing Up & Facts of Life

WISE
84%

WISE Score

4.9

Amazon

A telepathic tween discovers she's actually an elf and gets whisked to a magical world—think Harry Potter meets X-Men, but make it sparkly.

Amazon4.9
Common Sense Media

Where to Read

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Screenwise Verdict

This is the series that turns kids into readers. Sophie's fish-out-of-water story in a glittering elf world hits that sweet spot of escapist fantasy while tackling real middle-grade anxieties about fitting in and finding your people.

The safety profile is stellar—multiple parent review sources confirm this is genuinely clean content without being preachy or boring. Minimal violence, no language issues, only the mildest of crushes. It's the kind of series you can hand to a sensitive 9-year-old or a mature 12-year-old without worry.

The main caveat? This series is LONG (9+ books and counting), and once kids start, they'll want them all. The books are hefty—500+ pages each—but kids tear through them anyway. Some reviewers note later books get slightly more intense, though still firmly middle-grade appropriate.

Is it groundbreaking literature? No. It follows familiar chosen-one fantasy beats. But it's well-executed, genuinely engaging, and gets kids reading voraciously. That counts for a lot.

Age Fit

Best for ages 9-14, particularly strong appeal for 10-12 year olds. The reading level and themes align perfectly with upper elementary and middle school. Older teens will likely find it too young, though devoted fans continue through high school.

WISE Breakdown
Wholesome
88

Sophie's journey centers on finding belonging, acceptance, and friendship after feeling different her whole life. The series emphasizes courage, compassion for the mistreated, and loyalty. Parent reviews consistently highlight positive themes of kindness and cooperation. The emotional tone is age-appropriate with characters navigating typical middle-grade challenges alongside fantasy adventures.

Imaginative
85

A fully realized fantasy world with elves, telepathy, and multiple magical abilities creates strong imaginative appeal. The premise of a secret civilization and Sophie discovering she's not human invites curiosity and world-building engagement. The series has spawned a devoted fanbase that creates fan art and theories, indicating it successfully sparks creative thinking. However, it follows familiar chosen-one fantasy tropes rather than breaking entirely new ground.

Safe
92

Multiple parent review sources confirm minimal violence, only mild romance, no language concerns, and no inappropriate content. Redeemed Reader specifically notes 'minimal real violence' and Bark emphasizes positive themes. Reformed Perspective calls it 'generally safe' for most of its run. No trigger warnings or concerning content for the target age group. The 4.9 Amazon rating from thousands of reviews suggests broad parental approval.

Enriching
78

Strong themes of acceptance, finding your identity, and standing up for the mistreated provide meaningful takeaways. Sophie's experience of feeling different resonates with middle-grade readers navigating their own social challenges. The series encourages reading stamina with longer books and complex plots. However, it's primarily plot-driven entertainment rather than deeply thought-provoking literature. Still, it gets kids reading voraciously, which is enriching in itself.

Parent Info
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Why It Might Be Great

  • Gets reluctant readers hooked—kids devour these books and the series has 9+ volumes to keep them going
  • Sophie's experience of feeling 'different' and finding her people resonates deeply with middle schoolers navigating identity and belonging
  • Genuinely clean content with minimal violence and only mild crushes—rare for a series this popular and long-running
  • Features a smart, capable female protagonist who solves problems with her brain, not just magic powers
  • The fantasy world-building is detailed enough to spark imagination without being overwhelming
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What to Watch For

  • This is a LONG series and kids will want every book immediately—budget accordingly
  • Some parent reviews note later books in the series take slightly darker turns, though still age-appropriate
  • The romance elements are mild but increase as the series progresses (still very tame by YA standards)
  • At 500+ pages per book, younger or struggling readers might need encouragement to stick with it

Conversation Starters

  • "Sophie felt like she never fit in with humans. Have you ever felt different from the people around you? What helped?"
  • "If you could have any of the elves' abilities (telepathy, pyrokinesis, teleportation), which would you pick and why?"
  • "Sophie has to choose between her old life and her new one. What would be the hardest thing to leave behind if you moved to a totally different world?"
  • "The story has themes about how people who are different get treated. What do you think about how the elves handle that?"

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