What an Idea! 

 -  Scholastic, Inc.  1996 
 - 136 
<br/><br/> This book exposes children to people solving problems by inventing new things… 
<br/><br/><label>ISBN: </label>0-590-48907-0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Juvenile Non-Fiction / Machines-Inventions