| hint | answer |
| Animal that Percy hailed to tow them to Portland | |
| Boy whom Leo strongly resembles | |
| Iris's shop | |
| Iris's assistant | |
| Children of demigods | |
| This augur enjoys disembowling stuffed animals | |
| The land beyond the gods | |
| Hazel stopped a stampede of these creatures | |
| Gorgon who will not stop offering Percy Cheese n Weiners | |
| Missing praetor | |
| Animals deadly to basilisks | |
| The two words on Phineas' piece of paper | |
| Hazel's cohort | |
| | hint | answer |
| Queen Marie's daughter | |
| Hylla's challenger from the grave | |
| Frank's mother | |
| Red-headed genius harpy | |
| Son of Neptune (doh) | |
| Book that Mars gave Frank | |
| God who was chained in the giant's camp | |
| Giant made from precious metals | |
| Reyna's sister | |
| Percy kills this giant with the aid of Terminus | |
| First animal into which Frank changes | |
| Remaining Praetor of the Twelfth Legion | |
| Gold-eating supersonic horse | |
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