4.16 avg rating — 43,342 ratings

"This was my favorite book as a child."

4.25 avg rating — 1,055,623 ratings

"Added because it's one of the best books I've ever read."

4.39 avg rating — 1,226,593 ratings

"I've never cried so hard than when I read this book."

4.35 avg rating — 1,498,935 ratings

"Anything by Shel Silverstein is gold!"

4.31 avg rating — 271,646 ratings

"Amazing"

3.97 avg rating — 1,275,198 ratings

"Great introduction of the world of physics."

4.25 avg rating — 90,763 ratings

"Great true story."