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Choose your exam or class. Every chapter has up to three parts: a concept guide with formulas and solved examples, an interactive simulation, and practice questions that check your answer instantly.

By exam

JEE Main

Physics, Chemistry and Maths in the JEE Main pattern.

5679 practice questions Exam guide

NEET

Physics, Chemistry and Biology MCQs in the NEET pattern.

71 practice questions Exam guide

Physics Olympiad

Harder NSEP-style physics for top rankers.

9 practice questions

Class 10

Science and maths chapters that carry straight into Class 11–12 and JEE / NEET.

Physics

See it move

Lens ray diagramCircuit builderRefraction and total internal reflectionHuman eye & defects of visionElectric motor & Fleming’s left-hand rulePrism refraction, dispersion & rainbow

Concept guides

Current ElectricityRay Optics

Practice

Current Electricity 380Ray Optics 295Magnetic Effects & Magnetism 276

Chemistry

Practice

Periodic Table 2

Mathematics

See it move

Unit circle trigonometryHeights and distances (Trigonometry applications)Circles & tangent theorems (10.1 and 10.2)

Practice

Trigonometry 1

Biology

See it move

Human heart and blood flow

Class 11

NCERT Class 11 chapters, with JEE and NEET level practice.

Physics

See it move

Projectile motionSimple pendulumStanding waves on a stringDoppler effect in sound & sonic boomRotational dynamics and rollingLaws of motion, friction and pulleysCollisions, centre of mass and rocketsCircular motion: banking and vertical circlesFluid mechanicsGravitation and orbitsElasticity: stress, strain and Young’s modulusWork, energy and power

Concept guides

Rotational MotionKinematics & Projectile Motion

Practice

Kinematics 308Rotational Motion 280Gravitation 223Laws of Motion 210Oscillations 194Fluid Mechanics 192Thermodynamics 190Work Energy Power 183Kinetic Theory 168Units & Dimensions 149Waves 142Thermal Properties of Matter 126Mechanical Properties of Solids 118

Chemistry

See it move

Molecular shapes (VSEPR)Ideal gas in a boxHydrogen spectrum (Bohr model)Chemical & ionic equilibrium / pH titrationPeriodic table & periodic trendsQualitative salt analysis & test-tube simulatorStereochemistry & chirality studioThermodynamics: ΔG, entropy and Hess’s lawMolecular orbital theoryMole concept and limiting reagentAtomic orbitals and quantum numbersReal gases and liquefaction

Concept guides

Chemical BondingChemical ThermodynamicsGeneral Organic Chemistry (GOC)

Practice

Organic Chemistry 11Inorganic Chemistry 5States of Matter 3Thermodynamics 3Atomic Structure 2Chemical Bonding 2Environmental Chemistry 2Equilibrium 2Periodic Table 2Mole Concept 1Redox Reactions 1

Mathematics

See it move

Graph transformationsUnit circle trigonometryConic sections & eccentricity

Concept guides

Probability

Practice

Algebra 6Coordinate Geometry 5Calculus 4Statistics & Probability 2Trigonometry 1

Biology

See it move

Cell explorerHuman heart and blood flowMitosis step by stepNephron & counter-current mechanismSliding filament theory & muscle contractionAction potential & synaptic transmission

Practice

Human Physiology 7Plant Anatomy & Reproduction 3Plant Physiology 3

Class 12

NCERT Class 12 chapters, with JEE and NEET level practice.

Physics

See it move

Lens ray diagramElectric field linesCircuit builderRefraction and total internal reflectionHuman eye & defects of visionElectric motor & Fleming’s left-hand rulePrism refraction, dispersion & rainbowDoppler effect in sound & sonic boomAC circuits, phasors and resonanceWave optics: YDSE, diffraction and polarisationSemiconductors, diodes and logic gatesPhotoelectric effect and matter wavesElectromagnetic inductionCapacitors, dielectrics and RC circuitsAtoms: Rutherford, Bohr and X-raysNuclear physics: binding energy and radioactivity

Concept guides

ElectrostaticsCurrent ElectricityModern PhysicsRay Optics

Practice

Current Electricity 380Electrostatics 311Ray Optics 295Magnetic Effects & Magnetism 276Atoms & Nuclei 239Semiconductors 209Dual Nature of Matter 200Wave Optics 191Alternating Current 190Capacitors 180Electromagnetic Waves 165Electromagnetic Induction 153Modern Physics 5

Chemistry

See it move

Hydrogen spectrum (Bohr model)Galvanic cell, Nernst & electrolysisReaction kinetics & Arrhenius activationCoordination chemistry & crystal fieldOrganic reaction mechanisms (SN1 & SN2)Carbonyl, Aldol & Cannizzaro reactionsSolid state crystal lattices & voidsRaoult's law & colligative propertiesQualitative salt analysis & test-tube simulatorStereochemistry & chirality studioAmines: basicity and diazotisationNamed organic reactionsSurface chemistryCoordination isomerism and namingElectrochemical series and electrolysisp-block trends

Concept guides

Electrochemistry

Practice

Organic Chemistry 11Inorganic Chemistry 5Chemical Kinetics 4Coordination Compounds 4Electrochemistry 4Solutions 4Biomolecules 2Surface Chemistry 2

Mathematics

See it move

Graph transformationsConic sections & eccentricity

Concept guides

Definite IntegrationProbability

Practice

Calculus 4Integral Calculus 4Vectors & 3D Geometry 4Matrices & Determinants 3Statistics & Probability 2

Biology

See it move

DNA double helixNephron & counter-current mechanismSliding filament theory & muscle contractionAction potential & synaptic transmissionMendelian dihybrid cross & Morgan’s linkage

Practice

Genetics & Evolution 4Plant Anatomy & Reproduction 3Biotechnology & Health 2Ecology & Biodiversity 2

Classes 6–9 are not covered chapter by chapter yet. You can still snap any question from those classes and get a step-by-step whiteboard video solution.

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