Light Is All Around Us (Let's Read and Find Out Science, Stage 2) :
Just stop and take a look--light is all around you!
Light from the sun brightens the day, firelight flickers in the night, and electric light fills our homes. Do you know the speed of light or how to measure its brightness? And how does light help you see? Read and find out about the many ways that light brightens our world!
|Niños y Jóvenes||Science & Technology|