Optima IQ General Knowledge & Reasoning Class 4 is a comprehensive workbook designed to strengthen critical thinking and knowledge retention in young learners. Aligned with CBSE and state board curricula, this book combines engaging puzzles, logic problems, and fact-based questions to build confidence across subjects. Perfect for Class 4 students, it covers essential topics in science, social studies, mathematics, and language arts through interactive reasoning exercises. The structured approach helps develop analytical skills while making learning enjoyable. Ideal for classroom use and independent study, this resource supports academic growth and prepares students for competitive exams.