Shulman, Mark.

X Why Z / Time for kids X Why Z Time for kids X Why Z? Time for kids X Why Z? X Why Z? by Mark Shulman and James Buckley Jr. - 1st edition. - New York, NY : Time Home Entertainment Inc., 2013. - 96 p. : col. ill. ; 23 cm. - Time for kids .

At head of title: Time for kids. "Kids ask. We answer"-- Cover.

Includes index.

Presents answers to a variety of scientific questions, including why teeth fall out, why school buses are yellow, and why some trees stay green all winter.

ISBN: 9781618933720 1618933728

LCCN: 2013938646

Subjects--Topical Terms:
Children's questions and answers.
Questions and answers.