Full AspenCat Catalog

Uses observations of bean seeds planted in egg shells to demonstrate the growth of seeds into plants.

Describes the behavior of different kinds of ducks and, in particular, discusses how all ducks use preening to keep their feathers dry.

A simple introduction to the composition and functions of blood.

Describes the behavior and physical characteristics of the birds that live in a sub-zero climate, swim instead of fly, and send their chicks to "kindergarten."

A youngster tells why he likes toads, especially the one in his garden, and reminds us that a single toad can eat 10,000 insects and 2,000 cutworms in a summer.

Explains in simple terms what happens during a solar eclipse.

Explains how people create too much waste and how waste is now recycled and put into landfills.

Describes the characteristics of the redwood trees.

Discusses how scientists, studying fossil remains, provide information on how dinosaurs lived millions of years ago.

Explains how water flows from brooks, to streams, to rivers, over waterfalls, through canyons and dams, to eventually reach the ocean.