Macken, JoAnn Early

Photographs and simple text describe the work done by mail carriers.

Photographs and simple text describe the work done by sanitation workers.

Describes the life cycle, eating habits, habitat, and behavior of the moose.

Describes the life cycle, eating habits, habitat, and behavior of owls.

Photographs and simple text introduce the work of the teacher, who helps children learn how to read, write, and count.

Photographs and simple text describe the work done by school crossing guards.

A young girl describes her experiences at gymnastics class.

Simply describes the forces of friction and other physics concepts using common toys such as bicycles and yo-yos, and includes experiments.

Describes how dinosaur fossils are found, prepared, and displayed in a museum. Includes visual literacy activity.

Describes how simple machines are used in construction and how they make work easier.