Explains how hand lenses and microscopes work and demonstrates how they can be used in a scientific setting. Includes color photographs and a glossary.
With full-color photographs, activities, and a pronunciation guide, this book introduces rulers and tape measures and how they are used in a science context.
With full-color photographs, activities, and a pronunciation guide, this book introduces clocks and stop watches and explains how they can be used to study things, such as a person's heart rate and how fast animals learn.
Whenever you need to know the temperature of something, you use a thermometer. Introduces readers to the Celsius and Fahrenheit scales and a variety of thermometer types.
Whenever you need to know the temperature of something, you use a thermometer. Introduces readers to the Celsius and Fahrenheit scales and a variety of thermometer types.