. . "Royston, Angela." . . "Shades and shadows." . . "Shades and shadows-Juvenile literature." . . "Discover the science behind light and dark in everyday life." . . . . "Light and dark"@en . "Light and dark" . . . . . . . "Introduces readers to scientific ideas through everyday situations and objects, covering basic science topics required by the curriculum. This book asks questions to encourage readers to think about the concepts presented. It also features photos and captions and labels to draw out key ideas."@en . . "An introduction to light and darkness, what is light, where does light come from, what is a shadow and more." . "An introduction to daylight and darkness, electric lights, mirrors, transparent objects, light and shade, and shadows." . . . "This title looks simply at the topic of light and corresponding darkness - and how important both are in our everyday lives." . . . . "Light and Dark" . "Light and Dark"@en . . . . . "Introduces light and dark, discusses sources of light, and provides an experiment to determine if an object sparkles." . "Juvenile works"@en . "Juvenile works" . . "Electronic books"@en . . . . . "Luz y oscuridad" . . . . . . . . . . . . . . "Light." . . "JUVENILE NONFICTION / General" . . "Light-Juvenile literature." . . "Light Juvenile literature." .