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The Lightning Thief (Percy Jackson and the Olympians, #1)
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4.31 avg rating — 3,442,582 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 — 1,149,696 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 — 1,219,805 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 — 1,369,535 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 — 1,218,456 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 — 941,744 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 — 668,661 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 — 675,179 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 — 426,392 ratings
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