Thornhill, Jan. <br/><br/>
Who wants pizza? :  the kids' guide to the history, science & culture of food / 

 - Toronto :  Maple Tree Press,  c2010. 
 - 62, [2] pages :  color illustrations ;  28 cm. 
<br/><br/> Includes index. 
<br/><br/>Why eat? -- Why we eat, how our bodies use food, and how we react to food -- How it all started -- How humans evolved from hunter-gatherers to farmers to food preservers to chefs -- Changing food -- How our ways of producing food -- and flavors! -- have changed over the years -- Food for thought -- How food production is impacting the world, and why our food choices matter. 
<br/><br/> Discusses the history of food, from early hunter-gatherers and domesticating animals for food to the science behind food preservation, produce cultivation, artificial flavor enhancers, and genetic modification. 
<br/><br/><label>ISBN: </label>9781897349960 (bound) 1897349963 (bound) 9781897349977 (pbk.) 1897349971 (pbk.) 
<br/><br/><label>LCCN: </label>2010920483 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Food--Juvenile literature.<br/>Food--History--Juvenile literature.
<br/><br/><label>LC Class. No.: </label>TX355  / .T48 2010 
<br/><br/><label>Dewey Class. No.: </label>j641.3