Light and shade /
by Susanna Daniel and Chelsea Donaldson.
- Don Mills, Ont. : Pearson Education Canada, c2005.
- 32 p. : col. ill. ; 24 cm.
- Reaching readers. Information texts. .
Includes index. "Text type: Procedural" --Cover p. [4]. "DRA level: 40-50" --Cover p. [4]. "Guided reading level: S-T" --Cover p. [4]. "Content area: Science : energy and control; Science : Earth and space systems" --Cover p. [4].