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The Mark of Athena (The Heroes of Olympus, #3)
by
4.47 avg rating — 676,231 ratings
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| 2 |
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The Lightning Thief (Percy Jackson and the Olympians, #1)
by
4.31 avg rating — 3,448,669 ratings
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| 3 |
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The Sea of Monsters (Percy Jackson and the Olympians, #2)
by
4.24 avg rating — 1,372,977 ratings
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The Titan’s Curse (Percy Jackson and the Olympians, #3)
by
4.37 avg rating — 1,221,376 ratings
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| 5 |
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The Last Olympian (Percy Jackson and the Olympians, #5)
by
4.55 avg rating — 1,152,107 ratings
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| 6 |
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The Son of Neptune (The Heroes of Olympus, #2)
by
4.40 avg rating — 669,784 ratings
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The Lost Hero (The Heroes of Olympus, #1)
by
4.29 avg rating — 943,229 ratings
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