3.82 avg rating — 524,382 ratings

3.86 avg rating — 1,050,918 ratings

4.07 avg rating — 2,178,365 ratings

4.31 avg rating — 878,856 ratings

"Loved it! "

4.03 avg rating — 176,688 ratings

3.72 avg rating — 619,503 ratings

4.10 avg rating — 13,372 ratings

"Another great series!
High Octane "

4.06 avg rating — 481,040 ratings

"I loved this book sooo much! the sequel and prequel were also equally great! "

4.62 avg rating — 4,132,361 ratings

4.31 avg rating — 3,462,177 ratings

3.68 avg rating — 7,351,226 ratings

3.92 avg rating — 745,734 ratings

3.93 avg rating — 352,555 ratings

4.10 avg rating — 427,676 ratings

4.29 avg rating — 946,614 ratings

"I love all of Rick Riordan's Books/Series' "

4.46 avg rating — 89,232 ratings

3.61 avg rating — 11,280 ratings

3.78 avg rating — 622,088 ratings

4.10 avg rating — 199,144 ratings

4.17 avg rating — 250,358 ratings

4.06 avg rating — 1,811 ratings