“First, gather 6-8 1-inch thick hard cover books and wipe the spines and covers clean (you could also cover them in parchment paper). Set them up vertically, spine up, so that they can be your taco shell molds.”—
Picking up a book is gratifying: look at me, not reading dumb listicles on the internet! Finishing a book, however, is a challenge. Which of this summer’s top-selling books have the highest reader attrition? Dr. Jordan Ellenberg has a semi-scientific way to find out, using buyer-generated info from Amazon to identify this year’s most unread book.