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The Lightning Thief (Percy Jackson and the Olympians, #1)
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4.31 avg rating — 3,492,515 ratings
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| 2 |
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The Last Olympian (Percy Jackson and the Olympians, #5)
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4.55 avg rating — 1,169,052 ratings
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| 3 |
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The Battle of the Labyrinth (Percy Jackson and the Olympians, #4)
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4.42 avg rating — 1,238,165 ratings
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| 4 |
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The Sea of Monsters (Percy Jackson and the Olympians, #2)
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4.24 avg rating — 1,395,296 ratings
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| 5 |
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The Titan’s Curse (Percy Jackson and the Olympians, #3)
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4.37 avg rating — 1,240,436 ratings
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| 6 |
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The Lost Hero (The Heroes of Olympus, #1)
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4.29 avg rating — 953,634 ratings
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| 7 |
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The Son of Neptune (The Heroes of Olympus, #2)
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4.40 avg rating — 678,163 ratings
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| 8 |
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The Mark of Athena (The Heroes of Olympus, #3)
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4.47 avg rating — 683,969 ratings
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| 9 |
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The Red Pyramid (The Kane Chronicles, #1)
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4.10 avg rating — 429,864 ratings
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