Book excerpt: IQ i.e. Intelligent Quotient is an age related measure of intelligence level. Intelligence may be defined as the capacity to measure knowledge and understanding and to use it in different situations. IQ Tests are designed to measure intelligence. They measure a variety of different types of abilities such as Verbal, Mathematical, Spatial and Reasoning Skills, etc.In modern times IQ tests have become an important instrument to select a candidate in competitive exams, recruitment exams, scholarship exams, etc be it a school level exam like NTSE or officer level exam like IAS. The present book covering various IQ tests has been divided into Section Tests and Complete IQ Tests. The Section Tests cover Logic IQ, Numerical IQ, Visual IQ and Verbal IQ whereas the other section contains 25 Complete IQ Tests. Also answers for the IQ Tests have been given at the end of the book. The book also contains Comparative Score Chart at the end. Along with identifying strengths and weaknesses, the tests given in this book will help you in using and exercising your brain.As the book contains ample IQ questions, it will act as intelligence booster for school students and prove to be useful for national and state level talent search exams, Olympiads, etc.