Toilet: How It Works - Tapa dura

"In his signature squiggly style, Macaulay pulls back the curtain to show just how it all goes down(so to speak)." --Booklist

"*A perfect blend of humor and clarity--in text and in artwork--explains the anatomy of human waste, the mechanics of a flush toilet and the subsequent treatment of waste in septic and sewer systems." --Kirkus Reviews, starred review

"*A unique nonfiction offering that deals with human waste in a way that most other books have not. . .A boon to those looking to beef up informational offerings to meet Common Core standards." --School Library Journal, starred review

"Macaulay reminds readers that while such language is precise, it can also be lively." --The Horn Book

Celebrated author-illustrator and master explainer David Macaulay brings his unique voice and style to high-interest nonfiction books for newly independent readers.
Everyone knows what a toilet is for, right? But what exactly happens after you flush? Where does our waste go, and how is it made safe? With his unique blend of informative text and illustration, David Macaulay takes readers on a tour of the bathroom, plumbing, and the sewer system, from the familiar family toilet to the mysterious municipal water treatment plant.
A Kirkus Reviews Best Book of 2013