Examines energy in its different forms, discussing heat and temperature, changes of energy, alternative energy, and the role of energy in supporting life.
A color-illustrated overview of how machines work that describes such topics as wheels and axles, pulleys, engines and motors, and wind and water power, and presents step-by-step instructions for related projects.
Looks at legends about vampires and werewolves in different cultures, their reputed appearance and behavior, similarities between the two creatures, and possible scientific explanations of the old stories.