The third edition of the essential, accessible source for understanding how drugs work and their effects on body and behavior.

Based on the most current psychological and pharmacological research, provides a reliable, unbiased look at the use and abuse of legal and illegal drugs -- from alcohol, caffeine, and anti-anxiety pills to heroin, ecstasy, and special-K.

Alcohol and caffeine are deeply woven into the fabric of life for most of the world's population. Laced with anecdotes and lore, this book explains the effect of caffeine and alcohol, debunking old myths and misconceptions.

The farm animals give one another a cold, passing along their distinctive voices along with the coughs, sniffles, and sneezes.

A NSTA/CBC Best STEM Book The curiosity of the first African American entomologist Charles Henry Turner--a scientist who studied bugs--shines in this nonfiction picture book, which showcases his ideas and discoveries about ants, bees, and other insects. Charles Henry Turner's mind itched with questions. Fascinated by animals, bugs, and crustaceans, Turner studied their lives. When books didn't answer his questions, he researched, experimented, and looked for answers on his own, even when faced with racial prejudice. Author Janice Harrington and artist Theodore Taylor III capture the life of this scientist and educator, highlighting his unstoppable curiosity and his passion for insects and biology. The extensive back matter includes an author's note, timeline, bibliography, source notes, and archival images.