<http://schema.org/description>
"Knock, knock. Who's there? Lettuce! Lettuce who? Lettuce in, it's cold out here! From the first knock-knock joke to the last,&nbsp;Lettuce In!&nbsp;provides the perfect introduction for young joke tellers.&nbsp;With whimsical animal characters and easy-to-follow jokes, this book also&nbsp;features a flap on every spread. The flaps reveal the surprise punch-line to each hilarious knock-knock joke!"^^<http://www.w3.org/2001/XMLSchema#string>
<http://books.simonandschuster.com/Lettuce-In!/Tina-Gallo/Little-Simon-Sillies/9781442414044>