With the proliferation of Web sites on the Internet it is more important than ever to teach children the importance of Web site evaluation. This story book teaches this skill to primary age children through the lovable character, Mac, who helps children learn an important lesson about using the Web for information. Packaged with the storybook is the accompanying Educator"s Guide that offers lesson plans and other resources to help teachers and library media specialists develop units of study based on teaching the concepts of Web site evaluation to young children. Includes reproducible worksheets and thematic lesson plans to extend the skill taught in the storybook. Grades K-3.