Fixx, John D.,

The curious guide to things that aren't / Curious guide to things that are not Things that aren't by John D. Fixx and James F. Fixx ; illustrated by Abby Carter. - 110 pages : illustrations (some color) ; 24 cm.

This guide to things one can't always touch, see or hear (such as air, memory, and zero) features thoughtful riddles that help one discover and learn more about each answer. Introduces the concepts of abstraction and intangibility.

Ages 7+.

ISBN: 9781633221765 1633221768

Subjects--Topical Terms:
Abstraction
Curiosities and wonders

Dewey Class. No.: 153.24 031.02