CBSE Preparation Guides
Step-by-step notes, diagrams, important concepts, and PYQs for CBSE Class 6 to 12 subjects perfectly aligned with the NCERT syllabus.
Biology
Class 11 — Anatomy of Flowering Plants
Class 11 — Anatomy of Flowering Plants — chapter strategy, formulas, PYQs, and traps
Class 11 — Body Fluids and Circulation
Class 11 — Body Fluids and Circulation — chapter strategy, formulas, PYQs, and traps
Class 11 — Breathing and Exchange of Gases
Class 11 — Breathing and Exchange of Gases — chapter strategy, formulas, PYQs, and traps
Class 11 — Cell Cycle and Cell Division
Class 11 — Cell Cycle and Cell Division — chapter strategy, formulas, PYQs, and traps
Class 11 — Cell: The Unit of Life
Class 11 — Cell: The Unit of Life — chapter strategy, formulas, PYQs, and traps
Class 11 — Morphology of Flowering Plants
Class 11 — Morphology of Flowering Plants — chapter strategy, formulas, PYQs, and traps
Class 11 — Plant Kingdom
Class 11 — Plant Kingdom — chapter strategy, formulas, PYQs, and traps
CBSE Biology — Class 12 Biology Board Complete Chapter Guide
Class 12 Biology Board for CBSE. Chapter weightage, key formulas, solved PYQs, preparation strategy. Built for NEET & CBSE prep. Free guide on doubts.ai.
Class 12 — Biotechnology and its Applications
Class 12 — Biotechnology and its Applications — chapter strategy, formulas, PYQs, and traps
Class 12 — Ecosystem
Class 12 — Ecosystem — chapter strategy, formulas, PYQs, and traps
Class 12 — Microbes in Human Welfare
Class 12 — Microbes in Human Welfare — chapter strategy, formulas, PYQs, and traps
Class 12 — Organisms and Populations
Class 12 — Organisms and Populations — chapter strategy, formulas, PYQs, and traps
Class 12 — Reproductive Health
Class 12 — Reproductive Health — chapter strategy, formulas, PYQs, and traps
Class 12 — Sexual Reproduction in Flowering Plants
Class 12 — Sexual Reproduction in Flowering Plants — chapter strategy, formulas, PYQs, and traps
Chemistry
Class 11 — Hydrocarbons
Class 11 — Hydrocarbons — chapter strategy, formulas, PYQs, and traps
Class 11 — Organic Chemistry: Basic Principles
Class 11 — Organic Chemistry: Basic Principles — chapter strategy, formulas, PYQs, and traps
Class 11 — Redox Reactions
Class 11 — Redox Reactions — chapter strategy, formulas, PYQs, and traps
Class 11 — Structure of Atom
Class 11 — Structure of Atom — chapter strategy, formulas, PYQs, and traps
Class 11 — Thermodynamics
Class 11 — Thermodynamics — chapter strategy, formulas, PYQs, and traps
Class 12 — Aldehydes, Ketones and Carboxylic Acids
Class 12 — Aldehydes, Ketones and Carboxylic Acids — chapter strategy, formulas, PYQs, and traps
CBSE Chemistry — Class 12 Chemistry Board Complete Chapter Guide
Class 12 Chemistry Board for CBSE. Chapter weightage, key formulas, solved PYQs, preparation strategy. Built for JEE & NEET & CBSE prep.
Class 12 — d and f Block Elements
Class 12 — d and f Block Elements — chapter strategy, formulas, PYQs, and traps
Class 12 — p-Block Elements
Class 12 — p-Block Elements — chapter strategy, formulas, PYQs, and traps
Class 12 — Haloalkanes and Haloarenes
Class 12 — Haloalkanes and Haloarenes — chapter strategy, formulas, PYQs, and traps
Class 12 — Solutions
Class 12 — Solutions — chapter strategy, formulas, PYQs, and traps
Physics
Class 10 — Electricity
Class 10 — Electricity — chapter strategy, formulas, PYQs, and traps
Class 10 — Magnetic Effects of Current
Class 10 — Magnetic Effects of Current — chapter strategy, formulas, PYQs, and traps
Class 11 — Mechanical Properties of Solids
Class 11 — Mechanical Properties of Solids — chapter strategy, formulas, PYQs, and traps
Class 11 — Motion in a Plane
Class 11 — Motion in a Plane — chapter strategy, formulas, PYQs, and traps
Class 11 — Oscillations
Class 11 — Oscillations — chapter strategy, formulas, PYQs, and traps
Class 11 — Thermal Properties of Matter
Class 11 — Thermal Properties of Matter — chapter strategy, formulas, PYQs, and traps
Class 11 — Units and Measurements
Class 11 — Units and Measurements — chapter strategy, formulas, PYQs, and traps
Class 11 — Work, Energy and Power
Class 11 — Work, Energy and Power — chapter strategy, formulas, PYQs, and traps
Class 12 — Atoms
Class 12 — Atoms — chapter strategy, formulas, PYQs, and traps
Class 12 — Current Electricity
Class 12 — Current Electricity — chapter strategy, formulas, PYQs, and traps
Class 12 — Electric Charges and Fields
Class 12 — Electric Charges and Fields — chapter strategy, formulas, PYQs, and traps
Class 12 — Electrostatic Potential and Capacitance
Class 12 — Electrostatic Potential and Capacitance — chapter strategy, formulas, PYQs, and traps
Class 12 — Magnetism and Matter
Class 12 — Magnetism and Matter — chapter strategy, formulas, PYQs, and traps
CBSE Physics — Class 12 Physics Board Complete Chapter Guide
Class 12 Physics Board for CBSE. Chapter weightage, key formulas, solved PYQs, preparation strategy. Built for JEE & NEET & CBSE prep. Free guide on doubts.ai.
Class 12 — Ray Optics and Optical Instruments
Class 12 — Ray Optics and Optical Instruments — chapter strategy, formulas, PYQs, and traps
Class 12 — Semiconductors
Class 12 — Semiconductors — chapter strategy, formulas, PYQs, and traps
Class 12 — Wave Optics
Class 12 — Wave Optics — chapter strategy, formulas, PYQs, and traps
CBSE Class 6 Physics — Electricity and Circuits
Understand the basics of electricity: cells, switches, conductors, insulators, and electric circuits for CBSE Class 6 Physics. Free guide on doubts.ai.
CBSE Class 6 Physics — Light, Shadows and Reflections
Explore the fascinating world of light: luminous objects, transparent materials, shadow formation, and pinhole cameras. Solved with examples on doubts.ai.
CBSE Class 6 Physics — Motion and Measurement of Distances
Learn about standard units, types of motion (rectilinear, circular, periodic) and the history of measurement in CBSE Class 6. Solved with examples on doubts.ai.
Class 9 — Force and Laws of Motion
Class 9 — Force and Laws of Motion — chapter strategy, formulas, PYQs, and traps
Class 9 — Motion Deep Dive
Class 9 — Motion Deep Dive — chapter strategy, formulas, PYQs, and traps
Class 9 — Work and Energy
Class 9 — Work and Energy — chapter strategy, formulas, PYQs, and traps
Mathematics
CBSE Class 10 Maths — Areas Related to Circles
CBSE Class 10 Maths — Areas Related to Circles — chapter overview, key concepts, solved examples, and exam strategy. Built for JEE & CBSE prep.
Class 10 — Areas Related to Circles
Class 10 — Areas Related to Circles — chapter strategy, formulas, PYQs, and traps
CBSE Class 10 Maths — Arithmetic Progressions
CBSE Class 10 Maths — Arithmetic Progressions — chapter overview, key concepts, solved examples, and exam strategy. Built for JEE & CBSE prep.
Class 10 — Circles
Class 10 — Circles — chapter strategy, formulas, PYQs, and traps
CBSE Class 10 Maths — Circles
CBSE Class 10 Maths — Circles — chapter overview, key concepts, solved examples, and exam strategy. Circles is one of the most formula-dense chapters in CBSE…
CBSE Class 10 Maths — Coordinate Geometry
CBSE Class 10 Maths — Coordinate Geometry — chapter overview, key concepts, solved examples, and exam strategy. Built for JEE & CBSE prep.
CBSE Maths — Class 10 Maths Board Complete Chapter Guide
Class 10 Maths Board for CBSE. Chapter weightage, key formulas, solved PYQs, preparation strategy. CBSE Class 10 Maths is a 80-mark paper (Theory) + 20-mark…
CBSE Class 10 Maths — Pair of Linear Equations
CBSE Class 10 Maths — Pair of Linear Equations — chapter overview, key concepts, solved examples, and exam strategy. Built for JEE & CBSE prep.
CBSE Class 10 Maths — Polynomials
CBSE Class 10 Maths — Polynomials — chapter overview, key concepts, solved examples, and exam strategy. Built for JEE & CBSE prep. Free guide on doubts.ai.
CBSE Class 10 Maths — Probability
CBSE Class 10 Maths — Probability — chapter overview, key concepts, solved examples, and exam strategy. Built for JEE & CBSE prep. Free guide on doubts.ai.
CBSE Class 10 Maths — Quadratic Equations
CBSE Class 10 Maths — Quadratic Equations — chapter overview, key concepts, solved examples, and exam strategy. Free step-by-step solutions on doubts.ai.
CBSE Class 10 Maths — Real Numbers
CBSE Class 10 Maths — Real Numbers — chapter overview, key concepts, solved examples, and exam strategy. Built for JEE & CBSE prep. Free guide on doubts.ai.
Class 10 — Similar Triangles
Class 10 — Similar Triangles — chapter strategy, formulas, PYQs, and traps
CBSE Class 10 Maths — Statistics
CBSE Class 10 Maths — Statistics — chapter overview, key concepts, solved examples, and exam strategy. Built for JEE & CBSE prep. Free guide on doubts.ai.
CBSE Class 10 Maths — Surface Areas and Volumes
CBSE Class 10 Maths — Surface Areas and Volumes — chapter overview, key concepts, solved examples, and exam strategy. Free step-by-step solutions on doubts.ai.
CBSE Class 10 Maths — Triangles
CBSE Class 10 Maths — Triangles — chapter overview, key concepts, solved examples, and exam strategy. Triangles is Chapter 6 of CBSE Class 10 Maths.
CBSE Class 10 Maths — Introduction to Trigonometry
CBSE Class 10 Maths — Introduction to Trigonometry — chapter overview, key concepts, solved examples, and exam strategy. Built for JEE & CBSE prep.
CBSE Maths — Class 12 Maths Board Complete Chapter Guide
Class 12 Maths Board for CBSE. Chapter weightage, key formulas, solved PYQs, preparation strategy. Class 12 Maths board exam is 80 marks (written) + 20 marks…
CBSE Class 6 Maths — Basic Geometrical Ideas
Master the fundamental concepts of Geometry: points, lines, rays, curves, polygons, and circles in CBSE Class 6 Mathematics. Geometry starts with basics! 1.
CBSE Class 6 Maths — Fractions
Understand fractions, proper and improper fractions, mixed fractions, equivalent fractions, and addition/subtraction in this Class 6 CBSE Mathematics guide.
CBSE Class 6 Maths — Knowing Our Numbers
Learn Indian and International numeration systems, estimation, and Roman numerals for Class 6 Mathematics. Free step-by-step solutions on doubts.ai.
CBSE Class 7 Maths — Algebraic Expressions
CBSE Class 7 Maths — Algebraic Expressions — chapter overview, key concepts, solved examples, and exam strategy. Free step-by-step solutions on doubts.ai.
CBSE Class 7 Maths — Fractions and Decimals
CBSE Class 7 Maths — Fractions and Decimals — chapter overview, key concepts, solved examples, and exam strategy. Free step-by-step solutions on doubts.ai.
CBSE Class 7 Maths — Integers
CBSE Class 7 Maths — Integers — chapter overview, key concepts, solved examples, and exam strategy. Integers is the first chapter in Class 7 Maths and one of…
CBSE Class 7 Maths — Ratio and Proportion
CBSE Class 7 Maths — Ratio and Proportion — chapter overview, key concepts, solved examples, and exam strategy. Built for JEE & CBSE prep.
CBSE Class 7 Maths — Triangles and Properties
CBSE Class 7 Maths — Triangles and Properties — chapter overview, key concepts, solved examples, and exam strategy. Free step-by-step solutions on doubts.ai.
CBSE Class 8 Maths — Data Handling
CBSE Class 8 Maths — Data Handling — chapter overview, key concepts, solved examples, and exam strategy. Built for JEE & CBSE prep. Free guide on doubts.ai.
CBSE Class 8 Maths — Exponents and Powers
CBSE Class 8 Maths — Exponents and Powers — chapter overview, key concepts, solved examples, and exam strategy. Built for JEE & CBSE prep.
CBSE Class 8 Maths — Linear Equations in One Variable
CBSE Class 8 Maths — Linear Equations in One Variable — chapter overview, key concepts, solved examples, and exam strategy. Built for JEE & CBSE prep.
CBSE Class 8 Maths — Understanding Quadrilaterals
CBSE Class 8 Maths — Understanding Quadrilaterals — chapter overview, key concepts, solved examples, and exam strategy. Built for JEE & CBSE prep.
CBSE Class 8 Maths — Rational Numbers
CBSE Class 8 Maths — Rational Numbers — chapter overview, key concepts, solved examples, and exam strategy. Rational Numbers is Chapter 1 of CBSE Class 8 Maths.
CBSE Class 8 Maths — Squares and Square Roots
CBSE Class 8 Maths — Squares and Square Roots — chapter overview, key concepts, solved examples, and exam strategy. Built for JEE & CBSE prep.
Class 9 — Circles
Class 9 — Circles — chapter strategy, formulas, PYQs, and traps
CBSE Class 9 Maths — Circles
CBSE Class 9 Maths — Circles — chapter overview, key concepts, solved examples, and exam strategy. Circles is a geometry chapter in Class 9 Maths that…
CBSE Class 9 Maths — Coordinate Geometry
CBSE Class 9 Maths — Coordinate Geometry — chapter overview, key concepts, solved examples, and exam strategy. Built for JEE & CBSE prep.
CBSE Class 9 Maths — Linear Equations in Two Variables
CBSE Class 9 Maths — Linear Equations in Two Variables — chapter overview, key concepts, solved examples, and exam strategy. Built for JEE & CBSE prep.
CBSE Class 9 Maths — Number Systems
CBSE Class 9 Maths — Number Systems — chapter overview, key concepts, solved examples, and exam strategy. Number Systems is Chapter 1 of CBSE Class 9 Maths.
CBSE Class 9 Maths — Polynomials
CBSE Class 9 Maths — Polynomials — chapter overview, key concepts, solved examples, and exam strategy. Built for JEE & CBSE prep. Free guide on doubts.ai.
CBSE Class 9 Maths — Probability
CBSE Class 9 Maths — Probability — chapter overview, key concepts, solved examples, and exam strategy. Built for JEE & CBSE prep. Free guide on doubts.ai.
CBSE Class 9 Maths — Quadrilaterals
CBSE Class 9 Maths — Quadrilaterals — chapter overview, key concepts, solved examples, and exam strategy. Built for JEE & CBSE prep. Free guide on doubts.ai.
CBSE Class 9 Maths — Statistics
CBSE Class 9 Maths — Statistics — chapter overview, key concepts, solved examples, and exam strategy. Free step-by-step solutions on doubts.ai.
CBSE Class 9 Maths — Surface Areas and Volumes
CBSE Class 9 Maths — Surface Areas and Volumes — chapter overview, key concepts, solved examples, and exam strategy. Built for JEE & CBSE prep.
CBSE Class 9 Maths — Triangles
CBSE Class 9 Maths — Triangles — chapter overview, key concepts, solved examples, and exam strategy. Triangles is Chapter 7 of CBSE Class 9 Maths.
Science
CBSE Class 10 Science — Acids Bases and Salts
CBSE Class 10 Science — Acids Bases and Salts — chapter overview, key concepts, solved examples, and exam strategy. Built for Class 9-12 prep.
CBSE Class 10 Science — Carbon and Its Compounds
CBSE Class 10 Science — Carbon and Its Compounds — chapter overview, key concepts, solved examples, and exam strategy. Built for Class 9-12 prep.
CBSE Class 10 Science — Chemical Reactions and Equations
CBSE Class 10 Science — Chemical Reactions and Equations — chapter overview, key concepts, solved examples, and exam strategy. Built for Class 9-12 prep.
CBSE Class 10 Science — Control and Coordination
CBSE Class 10 Science — Control and Coordination — chapter overview, key concepts, solved examples, and exam strategy. Built for Class 9-12 prep.
CBSE Class 10 Science — Electricity
CBSE Class 10 Science — Electricity — chapter overview, key concepts, solved examples, and exam strategy. Built for Class 9-12 prep. Free guide on doubts.ai.
CBSE Class 10 Science — Our Environment
CBSE Class 10 Science — Our Environment — chapter overview, key concepts, solved examples, and exam strategy. Free step-by-step solutions on doubts.ai.
CBSE Class 10 Science — Heredity and Evolution
CBSE Class 10 Science — Heredity and Evolution — chapter overview, key concepts, solved examples, and exam strategy. Built for Class 9-12 prep.
CBSE Class 10 Science — Life Processes
CBSE Class 10 Science — Life Processes — chapter overview, key concepts, solved examples, and exam strategy. Built for Class 9-12 prep. Free guide on doubts.ai.
CBSE Class 10 Science — Light: Reflection and Refraction
CBSE Class 10 Science — Light: Reflection and Refraction — chapter overview, key concepts, solved examples, and exam strategy. Built for Class 9-12 prep.
CBSE Class 10 Science — Magnetic Effects of Electric Current
CBSE Class 10 Science — Magnetic Effects of Electric Current — chapter overview, key concepts, solved examples, and exam strategy. Built for Class 9-12 prep.
CBSE Class 10 Science — Metals and Non-metals
CBSE Class 10 Science — Metals and Non-metals — chapter overview, key concepts, solved examples, and exam strategy. Built for Class 9-12 prep.
CBSE Class 10 Science — Complete Board Exam Guide
CBSE Class 10 Science board exam preparation: all chapters, marking scheme, important questions. CBSE Class 10 Science is an 80-mark theory paper with a…
CBSE Class 6 Science — Body Movements
Everything about Body Movements for Class 6 CBSE. Joints, skeleton, cartilages, and how animals like earthworms, snails, and birds move.
CBSE Class 6 Science — Components of Food
A complete guide to CBSE Class 6 Science Chapter - Components of Food, including nutrients, balanced diet, and deficiency diseases. Free guide on doubts.ai.
CBSE Class 6 Science — Getting to Know Plants
Comprehensive notes for CBSE Class 6 Science Chapter - Getting to Know Plants. Learn about herbs, shrubs, trees, leaf, stem, root, and flower structures.
CBSE Class 6 Science — The Living Organisms and Their Surroundings
Understand the living organisms, their habitats, adaptations, and characteristics in this CBSE Class 6 Science chapter. Solved with examples on doubts.ai.
CBSE Class 7 Science — Acids, Bases and Indicators
CBSE Class 7 Science — Acids, Bases and Indicators — chapter overview, key concepts, solved examples, and exam strategy. Solved with examples on doubts.ai.
CBSE Class 7 Science — Heat and Temperature
CBSE Class 7 Science — Heat and Temperature — chapter overview, key concepts, solved examples, and exam strategy. Built for Class 9-12 prep.
CBSE Class 7 Science — Nutrition in Plants
CBSE Class 7 Science — Nutrition in Plants — chapter overview, key concepts, solved examples, and exam strategy. Built for Class 9-12 prep.
CBSE Class 7 Science — Physical and Chemical Changes
CBSE Class 7 Science — Physical and Chemical Changes — chapter overview, key concepts, solved examples, and exam strategy. Built for Class 9-12 prep.
CBSE Class 7 Science — Respiration in Organisms
CBSE Class 7 Science — Respiration in Organisms — chapter overview, key concepts, solved examples, and exam strategy. Built for Class 9-12 prep.
CBSE Class 8 Science — Cell Structure and Functions
CBSE Class 8 Science — Cell Structure and Functions — chapter overview, key concepts, solved examples, and exam strategy. Built for Class 9-12 prep.
CBSE Class 8 Science — Chemical Effects of Electric Current
CBSE Class 8 Science — Chemical Effects of Electric Current — chapter overview, key concepts, solved examples, and exam strategy. Built for Class 9-12 prep.
CBSE Class 8 Science — Crop Production and Management
CBSE Class 8 Science — Crop Production and Management — chapter overview, key concepts, solved examples, and exam strategy. Built for Class 9-12 prep.
CBSE Class 8 Science — Force and Pressure
CBSE Class 8 Science — Force and Pressure — chapter overview, key concepts, solved examples, and exam strategy. Built for Class 9-12 prep.
CBSE Class 8 Science — Friction
CBSE Class 8 Science — Friction — chapter overview, key concepts, solved examples, and exam strategy. Built for Class 9-12 prep. Free guide on doubts.ai.
CBSE Class 8 Science — Light and the Human Eye
CBSE Class 8 Science — Light and the Human Eye — chapter overview, key concepts, solved examples, and exam strategy. Built for Class 9-12 prep.
CBSE Class 8 Science — Metals and Non-Metals
CBSE Class 8 Science — Metals and Non-Metals — chapter overview, key concepts, solved examples, and exam strategy. Free step-by-step solutions on doubts.ai.
CBSE Class 8 Science — Sound
CBSE Class 8 Science — Sound — chapter overview, key concepts, solved examples, and exam strategy. Sound is Chapter 13 of CBSE Class 8 Science.
CBSE Class 8 Science — Synthetic Fibres and Plastics
CBSE Class 8 Science — Synthetic Fibres and Plastics — chapter overview, key concepts, solved examples, and exam strategy. Built for Class 9-12 prep.
CBSE Class 9 Science — Atoms and Molecules
CBSE Class 9 Science — Atoms and Molecules — chapter overview, key concepts, solved examples, and exam strategy. Built for Class 9-12 prep.
CBSE Class 9 Science — The Fundamental Unit of Life
CBSE Class 9 Science — The Fundamental Unit of Life — chapter overview, key concepts, solved examples, and exam strategy. Built for Class 9-12 prep.
CBSE Class 9 Science — Force and Laws of Motion
CBSE Class 9 Science — Force and Laws of Motion — chapter overview, key concepts, solved examples, and exam strategy. Built for Class 9-12 prep.
CBSE Class 9 Science — Gravitation
CBSE Class 9 Science — Gravitation — chapter overview, key concepts, solved examples, and exam strategy. Built for Class 9-12 prep. Free guide on doubts.ai.
CBSE Class 9 Science — Matter in Our Surroundings
CBSE Class 9 Science — Matter in Our Surroundings — chapter overview, key concepts, solved examples, and exam strategy. Built for Class 9-12 prep.
CBSE Class 9 Science — Is Matter Around Us Pure
CBSE Class 9 Science — Is Matter Around Us Pure — chapter overview, key concepts, solved examples, and exam strategy. Built for Class 9-12 prep.
CBSE Class 9 Science — Motion
CBSE Class 9 Science — Motion — chapter overview, key concepts, solved examples, and exam strategy. Motion is Chapter 8 in CBSE Class 9 Science (NCERT).
CBSE Class 9 Science — Sound
CBSE Class 9 Science — Sound — chapter overview, key concepts, solved examples, and exam strategy. Sound is one of the high-scoring chapters in CBSE Class 9…
CBSE Class 9 Science — Structure of the Atom
CBSE Class 9 Science — Structure of the Atom — chapter overview, key concepts, solved examples, and exam strategy. Free step-by-step solutions on doubts.ai.
CBSE Class 9 Science — Tissues
CBSE Class 9 Science — Tissues — chapter overview, key concepts, solved examples, and exam strategy. Built for Class 9-12 prep. Free guide on doubts.ai.
CBSE Class 9 Science — Work and Energy
CBSE Class 9 Science — Work and Energy — chapter overview, key concepts, solved examples, and exam strategy. Built for Class 9-12 prep. Free guide on doubts.ai.