Visual explainers

Understand the concept first — with analogies, worked examples and a quick self-check — then take the matching test. Every explainer is free.

🏧 Banking · Quantitative Aptitude

🏧 Banking · Reasoning Ability

🏧 Banking · English Language

🏧 Banking · Banking & Financial Awareness

📖 Class 10 · History

📖 Class 10 · Mathematics

7 min read

Arithmetic Progressions — nth Term and Sum Made Simple

Understand Arithmetic Progressions, the common difference, and the formulas for the nth term and the sum of n terms, explained with a staircase analogy, a fully worked example and a quick self-check quiz.

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6 min read

Circles — Tangents and Their Properties

A clear guide to tangents to a circle — the point of contact, the two key theorems, and the tangent-length formula — with a real-life analogy, a worked Pythagoras example and a self-check quiz.

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7 min read

Coordinate Geometry: Where Algebra Meets the Map

Learn the distance formula, section formula, and midpoint formula to solve Class 10 Coordinate Geometry problems on the x-y plane with confidence.

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6 min read

Pair of Linear Equations: Two Clues, One Answer

Learn how a pair of linear equations in two variables works, the three types of solutions, and how to solve them by elimination with a step-by-step worked example.

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6 min read

Polynomials — Degree, Zeroes & the Magic Relations

What degree means, what 'zeroes' are, and the sum/product-of-zeroes shortcuts for quadratics.

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7 min read

Probability — The Complete Basics

A concept-first guide to Class 10 probability: the classical definition, the P(E) formula, sample spaces, the complement rule, and solved dice, coin, and card problems.

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7 min read

Quadratic Equations — Roots, Formula and Discriminant

Learn what quadratic equations are and how to solve them by factorisation, completing the square and the quadratic formula, plus using the discriminant to judge the nature of roots — with a worked example and a self-check quiz.

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6 min read

Real Numbers — HCF, LCM & Rationality

The number family tree, the HCF×LCM rule, and how to tell rational from irrational — the Class 10 essentials.

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7 min read

Statistics: Making Sense of Grouped Data

Understand mean, median, and mode for grouped data with clear formulas and worked examples tailored to the Class 10 Statistics syllabus.

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7 min read

Triangles: The Magic of Similarity

Master similar triangles, the Basic Proportionality Theorem, and the criteria (AA, SSS, SAS) that power Class 10 geometry proofs and problems.

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6 min read

Trigonometry — SOH-CAH-TOA & Standard Values

The three ratios, the SOH-CAH-TOA memory trick, the standard-angle table, and the key identity.

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📖 Class 10 · Geography

📖 Class 10 · Science

7 min read

Acids, Bases & Salts — The Complete Class 10 Guide

Understand acids, bases and salts with indicators, the pH scale, neutralisation reactions and everyday salts like baking soda, washing soda and plaster of Paris — explained simply for Class 10.

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8 min read

Carbon and Its Compounds — Made Simple

Master Class 10 Carbon and Its Compounds: covalent bonding, catenation, homologous series, functional groups, IUPAC naming, and key reactions like combustion, addition and esterification.

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7 min read

Chemical Reactions and Equations: When Matter Rearranges

Understand what a chemical reaction is, how to balance equations using the law of conservation of mass, and the five main reaction types with everyday examples.

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8 min read

Electricity — Current, Ohm's Law and Circuits

A concept-first Class 10 guide to electricity: electric current and potential difference, Ohm's law, resistance, series and parallel combinations, and the heating and power formulas with worked examples.

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7 min read

Heredity and Evolution: Passing Down the Recipe of Life

Explore how traits pass from parents to offspring through genes, Mendel's dominant and recessive rules with a monohybrid cross, human sex determination, and the basics of evolution.

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7 min read

Human Eye and the Colourful World: How We See and Why the Sky is Blue

A concept-first Class 10 guide to the human eye, power of accommodation, vision defects and their lens corrections, plus dispersion and scattering that explain rainbows, blue skies and red sunsets.

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8 min read

Life Processes — Nutrition, Respiration, Transport and Excretion

A friendly Class 10 walkthrough of the four life processes: how organisms get nutrition, release energy through respiration, transport materials in humans and plants, and remove wastes by excretion.

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7 min read

Magnetic Effects of Electric Current: From Compass Needles to Electric Motors

A Class 10 explainer on how current creates magnetism, magnetic field lines, the right-hand thumb rule, Fleming's rules, electric motors, electromagnetic induction, generators and safe domestic wiring.

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7 min read

Metals and Non-metals — The Complete Class 10 Guide

A clear Class 10 guide to metals and non-metals covering physical and chemical properties, the reactivity series, displacement, ionic bonding, extraction of metals and corrosion.

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📖 Class 10 · Political Science

📖 Class 10 · Economics

📗 Class 11 · Physics

📗 Class 11 · Chemistry

📗 Class 11 · Mathematics

📗 Class 11 · Biology

🎓 Class 12 · Physics

🎓 Class 12 · Chemistry

🎓 Class 12 · Mathematics

🎓 Class 12 · Biology

⚗️ JEE · Physics

⚗️ JEE · Chemistry

🩺 NEET · Biology

🚂 Railways · Mathematics

🚂 Railways · General Intelligence & Reasoning

🚂 Railways · General Awareness

🚂 Railways · General Science

🏦 SSC / Banking · General Awareness

🏦 SSC / Banking · Quantitative Aptitude

8 min read

Algebra Decoded: Identities and Shortcuts for SSC-CGL

Build algebra intuition for SSC-CGL with must-know identities, the a+1/a family of tricks, and a step-by-step method to crack value-finding questions fast.

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5 min read

Averages — Sum ÷ Count, Made Simple

What an average really is, the one formula, and the 'work with the total' trick for tricky problems.

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7 min read

Compound Interest — Interest That Grows on Itself

Learn Compound Interest through a simple snowball analogy, master the amount formula for annual, half-yearly and quarterly compounding, see a worked example, use the CI-minus-SI shortcuts, and test yourself with a quiz for SSC-CGL.

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7 min read

Mensuration — Areas, Volumes & Surface Areas Made Simple

A clear guide to 2D area and perimeter and 3D volume and surface-area formulas — squares, circles, cuboids, cylinders, cones and spheres — for SSC-CGL.

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7 min read

Mixture & Alligation: The Cross Method That Saves You Minutes

Master mixtures and the rule of alligation for SSC-CGL with a simple cross-method shortcut, ratio formulas, and the classic repeated-replacement trick.

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7 min read

Number System — The Foundation of All Quant

A concept-first guide to the Number System for SSC-CGL: how numbers are classified, must-know divisibility rules, key sum formulas, the unit-digit (cyclicity) trick with a worked example, and a quiz to test yourself.

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6 min read

Percentages — Master the Per-Hundred

What % really means, fraction shortcuts, and the successive-change trick that saves time in every exam.

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6 min read

Problems on Ages — The Complete Basics

Learn the one-variable method for age problems: handling past and future ages, the constant-difference rule, and ratio-based questions for SSC-CGL.

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7 min read

Profit & Loss — The Complete Basics

Cost price, selling price, and every profit/loss formula explained with a chai-shop analogy and shortcuts.

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5 min read

Ratio & Proportion — Compare and Scale

What a ratio really means, how to simplify it, and the cross-multiplication trick for proportions.

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6 min read

Simple Interest — The Complete Basics

Understand Simple Interest with an everyday analogy, the core SI formula and all its rearrangements, a fully worked example, exam shortcuts, and a self-check quiz for SSC-CGL.

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6 min read

Time & Work — Think in '1-Day Work'

The unitary trick: turn 'days' into 'work per day', add them up, and Time & Work becomes easy.

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6 min read

Time, Speed & Distance — The Complete Basics

Master the core Speed = Distance / Time formula, the 5/18 unit-conversion trick, average speed, and proportionality for SSC-CGL quantitative aptitude.

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🏦 SSC / Banking · General Intelligence & Reasoning

🏦 SSC / Banking · English Language

🏛️ UPSC · Indian Polity & Governance

🏛️ UPSC · Modern Indian History

🏛️ UPSC · Geography

🏛️ UPSC · Indian Economy

🏛️ UPSC · Environment & Ecology

🏛️ UPSC · Science & Technology