A school assignment to Rachel Walsh was to explain a modern Internet/computer concept to someone who lived in the 18th century. Powerpoint was an obvious choice but Rachel Walsh did not use power point. Instead, she took a book, cut a whole lot of wedges in it, and inserted small books – 40 to be precise. Take a look :
A closer look :
Kindle is actually much thinner, holds more than 40 books, but I’m sure Dickens would get that if he looks at one. How else would you explain Kindle to Dickens?
Source : Kuriositas Via LaughingSquid