00557nam a22001457a 450000500170000000800410001702000180005804000100007610000200008624500540010626000340016030000140019452001940020852600090040220210630063900.0210630b           ||||| |||| 00| 0 eng d  a9780531214565  cGSLRC  aMattern, Joanne  aHow things work : blightbulbs /cJoanne Mattern.  aNew York :bScholastic,c2016  a32 pages.  aThis 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.  c580L