Describes the different ways to measure temperature, including the different types of thermometers, the different temperatures scales, and explains how temperature measurements are used to identify bo
Introduces the cuckoo birds, discussing their physical characteristics, habitats, and unusual habit of some cuckoos to lay their eggs in another bird's nest.
Beginning readers follow along as one family experiences the fun and excitement of a trip to the ballparkfrom the first bite of a hot dog to the last home run. This fictionalized approach to a common
Explores the causes of flooding, types of floods, their potential to have positive impacts and be controlled, and safety precautions to follow in the event of a disaster.
Describes the components of the circulatory system, how the heart functions to pump blood through the human body, and cardiovascular diseases and disorders.
