The Hidden Oracle

4.54

54 ratings

107

50

668

The Dark Prophecy

4.63

32 ratings

67

31

443

The Tower of Nero

4.80

20 ratings

36

10

333

The Burning Maze

4.42

12 ratings

31

14

388

The Tyrant's Tomb

4.39

18 ratings

25

9

334

Camp Half-Blood Confidential

4.29

7 ratings

16

3

106

Camp Jupiter Classified - A Probatio's Journal

3.50

6 ratings

6

1

55