Imprint:Des Moines, IA : Popular Science for Kids Books, C2004.
Physical Description250 p. : col. ill. ; 24 cm.
Note:"Powered by BrainPOP."
Note:"A Roundtable Press book"--T.p. verso.
Note:Includes index.
Note:An illustrated science reference answers questions and offers facts, projects, experiments, and interesting stories.
Audience:4-6