4.04 avg rating — 11,559 ratings

4.04 avg rating — 7,008 ratings

3.78 avg rating — 436 ratings

"Great first scifi series."

4.03 avg rating — 1,223 ratings

3.99 avg rating — 48,826 ratings

"A few books in the series have serious subjects, but most are suitable for very young readers."

4.08 avg rating — 422 ratings

4.04 avg rating — 67,891 ratings

3.80 avg rating — 2,294 ratings

3.96 avg rating — 24,107 ratings