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Welcome to Knowlixa
Your trusted digital study library with free PDF books, notes, and exam materials for students and competitive exam aspirants.
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Mathematics for Class 10
NewR.S. Aggarwal
Comprehensive mathematics guide covering all chapters with solved examples and practice exercises.
UPSC Prelims General Studies
PopularArihant Publications
Complete guide for UPSC Prelims with current affairs, static GK, and practice tests.
Computer Science Engineering
NewJohn Smith
Comprehensive guide for Computer Science engineering students covering all major topics.
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Essential reference books and guides for academic and professional development.
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Class 6
Mathematics, Science, Social Studies and English curriculum books.
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Science, Mathematics, Social Studies and English reference books.
Class 8
Mathematics, Science, Social Studies and English comprehensive guides.
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Class 10
Comprehensive guide for CBSE and other board examinations.
Class 11
Advanced study materials for science and commerce streams.
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UPSC
Civil Services Examination preparation materials.
SSC
Staff Selection Commission examination study guides.
Banking
Bank PO, Clerk and Specialist Officer exam preparation.
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Railway NTPC, Group D and other railway exams materials.
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Reference & Guides
Reference Books
Encyclopedia of Science
Comprehensive guide to scientific concepts and discoveries
Dictionary of English
Complete reference for vocabulary and usage
Handbook of Mathematics
Mathematical formulas and principles reference
Guide to Research Writing
Academic writing and research methodology guide
Study Guides
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Strategies for better learning and retention
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How to prepare effectively for different types of exams
Time Management Guide
Balancing studies and personal time efficiently
Career Planning Resources
Guidance for choosing the right academic and career path
Examination Preparation
UPSC
Civil Services Examination preparation with comprehensive study materials.
SSC
Staff Selection Commission examination preparation materials and previous papers.
Banking
Bank PO, Clerk and specialist officer exam preparation guide.
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Free PDFs
Popular Free Downloads
Mathematics Formula Sheet
Comprehensive list of mathematical formulas for quick review
1.2 MB • PDFEnglish Grammar Guide
Complete grammar rules and examples for beginners
2.1 MB • PDFImportant Current Affairs
Monthly compilation of important national and international news
3.5 MB • PDFRecently Added Free Resources
Chemistry Lab Manual for Class 12
Step-by-step experiments with safety guidelines
General Knowledge Questions for Competitive Exams
Collection of 1000+ GK questions with answers
History of India Notes
Comprehensive timeline covering ancient to modern period
Latest Uploads
Physics Practical Manual for Class 11
Complete practical manual with diagrams, procedures, and observations for Physics lab work.
Geography for Class 6
Basic geography concepts with maps and illustrations
Current Affairs for UPSC
Monthly compilation for IAS preliminary examination
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About Knowlixa
Knowlixa is India's largest free educational digital library, dedicated to providing quality educational resources to students preparing for school exams and competitive examinations.
Founded with the vision to democratize access to educational materials, we have been serving thousands of students across India since our inception. Our carefully curated collection includes PDF books, notes, question papers, and study guides for all major academic levels and competitive exams.
We believe that every student deserves access to high-quality educational resources regardless of their economic background. That's why all our resources are completely free to download and use.
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