You wouldn't want to live without

Uses humor in both text and illustrations to describe what it would be like to live without the toilet and describes how people managed to dispose of their waste in the past.

Looks at how dental problems were taken care of in past centuries, and describes what dentists do and how to care for teeth.

Presents a brief history of vaccination, describes how and why it works, and looks at some of the deadly diseases vaccines have saved people from.

Read about how boogers and mucus help us digest our food and prevent us from becoming sick. You'll also find out just what this sticky stuff is made of and why we produce more of it when we've got a cold.

"Describes what life would be like without glass."--

"Plastic is one of the most important inventions of the modern world, changing the way things are made, stored, and packaged. Read the story of this amazing material, from the science behind its creation to its use in almost every aspect of our lives, from water bottles to circuit boards." -- Back cover.

"How would you know what time it was without clocks? How would you buy things without money? It's hard to imagine what life would be like today without the inventions and discoveries that we take for granted, from the humble bar of soap to the fantastic complexity of the Internet. Combining history with science, this series explains how these products of human ingenuity have transformed our world" --

How would you know what time it was without clocks? How would you buy things without money? It's hard to imagine what life would be like today without the inventions and discoveries that we take for granted, from the humble bar of soap to the fantastic complexity of the Internet. Combining history with science, this series explains how these products of human ingenuity have transformed our world.