SparkChartsTM—created by Harvard students for students everywhere—serve as study companions and reference tools that cover a wide range of college and graduate school subjects, including Business, Computer Programming, Medicine, Law, Foreign Language, Humanities, and Science. Titles like How to Study, Microsoft Word for Windows, Microsoft Powerpoint for Windows, and HTML give you what it takes to find success in school and beyond. Outlines and summaries cover key points, while diagrams and tables make difficult concepts easier to digest.    This four-page chart covers: Types of reactions Reaction mechanisms Acids and bases in organic reactions Substitution, addition, and elimination reactions and mechanisms Rearrangement reactions and mechanisms Radical reactions Classes of organic molecules and their reactions