Study of PARSER is an important area in compiler construction. Most of the study of compiler construction depends on this concept. This book contains the detail information of Parser and types of Parser. A primary goal of this book is to show the significant difference in the achievement of learning parser concept after using Interactive Computer Aided Learning package in the classroom.The developed package contains description of parser including types of parser and examples of each parser in animated form. Some sample slides of this package is also shown in this book.