really liked it 4.00 avg rating — 1,856,752 ratings

4.26 avg rating — 1,152,163 ratings

3.97 avg rating — 1,283,544 ratings

4.15 avg rating — 44,791 ratings

3.94 avg rating — 25,224 ratings

4.35 avg rating — 649,558 ratings

3.76 avg rating — 37 ratings

"It's a great book and the author has really thought out the ramifications of how it all works and what can happen to the future if you alter the past.

"