The Son of Neptune (The Heroes of Olympus Book 2) by Rick Riordan
Rick Riordan · The Heroes of Olympus
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Deal History
2
Deals Tracked
2
Sale Months
$3.72
Avg Deal Price
5 days ago
Last on Sale
Lowest deal price seen: $1.50
Price History
Step chart of observed prices. Filled markers are recorded deal appearances; the line tracks the regular-price segments we've confirmed.
Sale price (snapshots)
Regular price (snapshots)
Recorded deal
Past Deals
August 2026
Sale
$5.93
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