The Guts of a Computer teaches kids all about the insides of a computer with the various components being compared to the human body. There are the lungs (fan), brain (memory chips), stomach (hard drive), eyes (monitor), and much more. Techni-Kids are designed for kids from fourth grade to seventh grade. Lots of adults learn from Techni-Kids, too! Each book includes review questions after each chapter, and a fun activity such as a word search or crossword puzzle.