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Flick the switch, and you have light. Go outside during the day, and you see sunlight. Read to find out how living things use light. Also learn how light travels and what happens when it is dark.
Mari Schuh is the author of more than 150 nonfiction children’s books, covering topics from tomatoes to tornadoes. She has written numerous articles for daily newspapers and has presented at the West Virginia Book Festival. Mari lives in Wisconsin with her husband, Joe, and their house rabbit, Kindle.
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