Explains the concept of area and discusses how it is measured. Provides equations for calculating the area of various objects and includes color photographs, a glossary, and further reading sources.
Explains the concept of height and how it is measured. Discusses depth, angles, altitude, and record breakers. Includes color photographs, fact boxes, activities, a glossary, and further reading sources.
Two objects can be the same size, but not the same weight. Readers will learn not just about pounds and ounces, but also about how density, gravity, and mass affect weight.
Beginning with the sundials of the ancient Egyptians, readers will learn much more than just how to measure time. Simple explanations of time zones and the inner workings of classic and modern timepieces accompany brief introductions to some of the greatest scientists to study time.
Readers will cover many aspects of measuring temperature, including how a thermometer works and the most common scales of measurement, Celsius and Fahrenheit. Fun facts and related math problems featured throughout will engage readers while they learn a key math concept.
Exciting pictures and interesting facts will help introduce readers to the ideas and units of height measurement. Including measurements of some of the highest places in the world, readers will be guided through understanding altitude, estimating, and the metric system.
Contains an introduction to the concept of volume, in simple text with illustrations, and provides information on what is, how it is measured, including length and area.
Presents an introduction to the concept of speed, in simple text with illustrations, explaining what it is, how it is measured, on land, at sea, and in the air.
