Explains how and why a thunderstorm occurs and gives safety steps to follow when lightning is flashing.

An introduction to map reading including key, scale, and different kinds of maps.

Simple experiments dealing with temperature, the movement of molecules, and heat transfer reveal how objects as cold as ice cubes still retain heat.

Describes the physical characteristics of camels that enable them to withstand the heat of the desert for days at a time without water.

Discusses the physical characteristics and habits of those rodents of the far north whose periodic massive marches to the sea continue to baffle scientists looking for a reason.

Explains how to view stars and ways to locate star pictures, known as constellations, throughout the year.