Provides information about the physical characteristics and habits of dinosaurs. Includes transparent overlays.

Illustrations with transparent overlays and brief text present information about the physical characteristics and habits of honeybees.

Offers information about various breeds of dogs, as well as basic physical characteristics, communication abilities, and the kinds of work dogs can perform. Overlay pages can be turned to change the nature of the next double-page spread.

Describes the physical characteristics, life cycle, and different kinds of butterflies. Features see-through pages that change the pictures.

Colorful pages with transparent overlays introduce whales.

Some of the illustrations are on clear overlay pages that can be turned to change the nature of the next double-page spread.

Text, illustrations, and transparent acetate overlays depict life in a castle.

Illustrations with transparent overlays and brief text describe the physical characteristics, life cycle, habits, and various species of frogs, as well as presenting several related amphibians.

Colorful pages with transparent overlays introduce various types of cars, trucks, bicycles, bulldozers, and other vehicles.