Reinke, Beth Bence

Simple text, photographs, and illustrations describe clocks and units of time and how activities can be measured by time.

Introduces "in" and "out" as opposite concepts and describes animals that are "in" and "out" of things.

Introduces "up" and "down" as opposite concepts and describes animals that live "up" and animals that live "down.".

Introduces "over" and "under" as opposite concepts and describes animals that live "over" and animals that live "under.".