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The Titan’s Curse (Percy Jackson and the Olympians, #3)
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4.37 avg rating — 1,246,856 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 — 1,174,800 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 — 1,243,606 ratings
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The Son of Neptune (The Heroes of Olympus, #2)
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4.40 avg rating — 680,966 ratings
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The House of Hades (The Heroes of Olympus, #4)
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4.57 avg rating — 494,586 ratings
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The Mark of Athena (The Heroes of Olympus, #3)
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4.47 avg rating — 686,622 ratings
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