Mattern, Joanne <br/><br/>
How things work :   lightbulbs / 
Joanne Mattern. 
 - New York :  Scholastic,  2016 
 - 32 pages. 
<br/><br/> This book introduces readers (Ages 6-7) to the simple science of the light bulb. And it explains how science has continued to improve upon the little glass bulb that so brightens our world. 
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<br/><br/><label>ISBN: </label>9780531214565