Keeper of the Lost Cities vs Percy Jackson: Which Series Should Kids Read First?
Choose Percy Jackson first if the reader wants humor, Greek mythology, faster pacing, and a shorter original entry series. Choose Keeper of the Lost Cities if they want a longer fantasy commitment, telepathic powers, school-and-worldbuilding drama, and a bigger ongoing series.
Side by side
| Keeper of the Lost Cities | Percy Jackson | |
|---|---|---|
| Reading age | Ages 8-14 | Ages 8-12 |
| Pacing | Steady build across 9 books | Fast. Each book is a self-contained quest. |
| Humor | Present but less central | Central. Riordan is one of the funniest MG writers. |
| Fantasy setup | Hidden elf world, telepathic powers, political intrigue | Greek mythology, demigod training camp, quests |
| Series length | 9 books (with more expected) | 5 books in the original series |
| Complexity | More complex. Politics, relationships, and mystery layers. | Straightforward. Clear heroes, clear quests, clear villains. |
| Best starting point | Keeper of the Lost Cities | The Lightning Thief |
| What to read next | Percy Jackson, Wings of Fire | Heroes of Olympus, KOTLC |
Start with Percy Jackson (The Lightning Thief) for a faster, funnier entry into middle-grade fantasy. Move to Keeper of the Lost Cities after if the reader wants a longer, more complex series with different mythology. Both are excellent for ages 8-14.
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Frequently asked questions
Both are middle-grade fantasy about kids with special powers in hidden worlds. KOTLC is longer, more complex, and more relationship-focused. Percy Jackson is funnier, faster, and mythology-based.
Percy Jackson first. It is shorter, funnier, and a faster entry into fantasy. KOTLC is a great follow-up for kids who want a longer, more complex series.
Ages 8-14. The series grows in complexity as it progresses, so younger readers may need help with later books.
Ages 8-12 for the original series. The humor and mythology make it accessible to younger readers. Heroes of Olympus skews slightly older.
Wings of Fire for animal fantasy. Harry Potter if they have not read it. Heroes of Olympus for more Rick Riordan.