LightBook - 2005
You know that the sun helps you see during the day and that a lamp helps you see at night. But the energy that we call light does much more than help you see. Discover the many kinds of light, how light moves, the colors of light, and how both plants and human beings use light every day.
Publisher: Chanhassen, MN : Child's World, c2005
Characteristics: 32 p. : col. ill. ; 25 cm