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58 decks · 1219 cards across 4 subjects.
CBSE Class 10 Science
Chemical Reactions and Equations
Reaction types, balancing equations, redox, and the everyday effects of oxidation for CBSE Class 10 Science, weighted towards what the 2026 board papers asked.
25 cards →Chapter 2Acids, Bases and Salts
Indicators, the pH scale, neutralisation, and the salts made from common salt, weighted towards the salts case study and the acid-in-water reasoning the 2026 board papers asked.
21 cards →Chapter 3Metals and Non-metals
Properties of metals and non-metals, the reactivity series, ionic compounds, extraction and refining, and corrosion, weighted towards the extraction equations and electrolytic refining set as 5-mark questions in all three 2026 paper sets.
23 cards →Chapter 4Carbon and its Compounds
Covalent bonding, catenation, homologous series and functional groups, the reactions of ethanol and ethanoic acid, and how soaps and detergents clean, weighted towards the functional-group, soap and ethanol questions in all three 2026 paper sets.
23 cards →Chapter 5Life Processes
Nutrition, respiration, transport and excretion in plants and humans, weighted towards digestion, the pathways of glucose breakdown, transpiration, the heart and kidney reabsorption that the 2026 board papers asked.
23 cards →Chapter 6Control and Coordination
Neurons, reflexes and the brain, plant movements and hormones, and the endocrine system, weighted towards the reflex arc, brain regions, tendril movement and hormone questions set in all three 2026 paper sets.
20 cards →Chapter 7How do Organisms Reproduce?
Variation, asexual modes of reproduction, reproduction in flowering plants and in humans, and reproductive health, weighted towards fission, chromosome number in the zygote, the flower and sexually transmitted diseases, all set in the 2026 papers.
19 cards →Chapter 8Heredity
How variation accumulates, Mendel's crosses and dominant and recessive traits, how genes control traits, and sex determination, weighted towards the F2 ratio and sex determination questions set in all three 2026 paper sets.
15 cards →Chapter 9Light – Reflection and Refraction
Spherical mirrors and lenses, sign convention, the mirror and lens formulas, magnification, refraction, refractive index and power, weighted towards the image-formation, Snell's law and speed-of-light questions set in all three 2026 paper sets.
24 cards →Chapter 10The Human Eye and the Colourful World
The eye and accommodation, defects of vision and their correction, dispersion, atmospheric refraction and scattering, weighted towards myopia and hypermetropia, twinkling of stars and the prism and scattering questions set in the 2026 papers.
22 cards →Chapter 11Electricity
Current, potential difference, Ohm's law, resistance and resistivity, series and parallel combinations, heating effect and electric power, weighted towards resistor combinations, resistivity and power-and-energy calculations set in all three 2026 paper sets.
23 cards →Chapter 12Magnetic Effects of Electric Current
Magnetic fields and field lines, fields due to straight wires, loops and solenoids, the force on a current-carrying conductor, and domestic circuits and their safety devices, weighted towards the solenoid and fuse-versus-earth-wire questions set in all three 2026 paper sets.
20 cards →Chapter 13Our Environment
Ecosystems, food chains and energy flow, biological magnification, the ozone layer and waste disposal, weighted towards the biological magnification, crop field and waste disposal questions set in all three 2026 paper sets.
17 cards →CBSE Class 10 Maths
Real Numbers
The Fundamental Theorem of Arithmetic, HCF and LCM by prime factorisation, and proofs of irrationality, weighted towards the irrationality proofs set in every readable 2026 paper and the HCF-LCM questions in the 30/7 series.
16 cards →Chapter 2Polynomials
Degrees and types of polynomials, the geometrical meaning of zeroes, and the relationship between zeroes and coefficients, weighted towards finding zeroes and forming a quadratic from its zeroes as set across the 2026 papers.
16 cards →Chapter 3Pair of Linear Equations in Two Variables
Consistency conditions, graphical, substitution and elimination methods, and word problems, weighted towards the consistency and coincident-lines questions and the 5-mark graphical solutions set across the 2026 papers.
16 cards →Chapter 4Quadratic Equations
Standard form, roots, solving by factorisation, the quadratic formula and the discriminant test for the nature of roots, with the word problems the chapter builds from them, including the speed-time problem set as a 5-mark question in 30/7/3.
18 cards →Chapter 5Arithmetic Progressions
Recognising an AP, the nth term, the sum of the first n terms and the word problems built on them, weighted towards the production case study and sum-of-terms questions in the 2026 papers.
21 cards →Chapter 6Triangles
Similar figures, the Basic Proportionality Theorem and its converse, and the AAA, AA, SSS and SAS similarity criteria, weighted towards the BPT proof and trapezium questions set in the 2026 papers.
21 cards →Chapter 7Coordinate Geometry
The distance formula, the section formula and the mid-point formula, weighted towards the equidistant-point, ratio-of-division and mid-point questions set across the 2026 papers.
18 cards →Chapter 8Introduction to Trigonometry
Trigonometric ratios of acute angles, their values at 0°, 30°, 45°, 60° and 90°, and the three identities, weighted towards finding ratios from one given ratio, specific-angle evaluation and identity proofs set across the 2026 papers.
21 cards →Chapter 9Some Applications of Trigonometry
Lines of sight, angles of elevation and depression, and heights-and-distances problems, weighted towards the shadow, ladder, lighthouse and two-building questions set across the 2026 papers.
16 cards →Chapter 10Circles
Tangents to a circle, the tangent-radius theorem and the equal-tangents theorem, weighted towards the tangent-angle and parallel-tangent proofs set in every readable 2026 paper.
19 cards →Chapter 11Areas Related to Circles
Sectors, segments, arc length and their areas, weighted towards the sector-angle, arc-length and minute-hand questions set across the 2026 papers.
16 cards →Chapter 12Surface Areas and Volumes
Surface areas and volumes of solids made by combining cuboids, cylinders, cones, spheres and hemispheres, weighted towards the cone-and-hemisphere toy and cone-volume questions set across the 2026 papers.
18 cards →Chapter 13Statistics
Mean, mode and median of grouped data and cumulative frequency, weighted towards the median-class and modal-class questions and the mean, mode and median calculations set in every readable 2026 paper.
20 cards →Chapter 14Probability
Theoretical probability, elementary, sure, impossible and complementary events, and problems with coins, dice and cards, weighted towards the complementary-event, two-coin and two-dice questions set across the 2026 papers.
18 cards →CBSE Class 10 English
A Letter to God
Lencho's faith, the hailstorm, the postmaster's charity and the irony of the ending, weighted towards the faith-versus-blind-belief question the 2026 board papers asked.
18 cards →Chapter 2Nelson Mandela: Long Walk to Freedom
The 1994 inauguration, apartheid and its cost, Mandela's definitions of courage and freedom, and the twin obligations — weighted heavily towards the inaugural-address extract the 2026 papers set in all three sets.
24 cards →Chapter 3Two Stories about Flying
Both halves of the chapter — the young seagull's first flight and the pilot's night in the storm — with the seagull's parents and the narrator's decision to take the risk weighted up on the 2026 papers.
20 cards →Chapter 4From the Diary of Anne Frank
Why Anne began a diary, who Kitty is, her family sketch, and the Mr Keesing essays — weighted towards the character question about how Anne handles difficult situations that the 2026 papers asked.
19 cards →Chapter 5Glimpses of India
All three sections — the Goan pader, Coorg, and tea from Assam — with 'A Baker from Goa' weighted up after it was set as a 3-mark question in the 2026 papers.
24 cards →Chapter 6Mijbil the Otter
How Maxwell acquired Mij in Basra, what otters do with water, the journey to London and Mij's habits there. This chapter was not set in the 2026 papers available, so the weighting follows the chapter's own emphasis.
23 cards →Chapter 7Madam Rides the Bus
Valli's planning, the journey out and back, and the dead cow that changes everything. This chapter was not set in the 2026 papers available, so the weighting follows the chapter's own emphasis.
21 cards →Chapter 8The Sermon at Benares
The Buddha's life before enlightenment, the mustard-seed errand given to Kisa Gotami, and the sermon on death and grief — the chapter set in all three 2026 paper sets, so the mustard-seed lesson is weighted heavily.
17 cards →Chapter 9The Proposal
Chekhov's one-act farce — the three quarrellers, the Oxen Meadows dispute, the argument over Guess and Squeezer, and the proposal that survives them. The Oxen Meadows quarrel is weighted up after it was set as a 3-mark question in the 2026 papers.
25 cards →CBSE Class 10 Social Science
The Rise of Nationalism in Europe
How nation-states emerged in 19th-century Europe: the French Revolution, liberalism and conservatism, revolutions, unification, and the Balkans.
25 cards →History · Chapter 2Nationalism in India
The national movement from 1919: satyagraha, Non-Cooperation, Civil Disobedience, how different groups joined, and the sense of collective belonging.
25 cards →History · Chapter 3The Making of a Global World
Global links from the pre-modern world through the 19th-century economy, the inter-war crisis and the post-war Bretton Woods order.
22 cards →History · Chapter 4The Age of Industrialisation
Proto-industry and factories in Britain, why hand labour persisted, what colonial rule did to Indian weavers, and how Indian industry grew.
20 cards →History · Chapter 5Print Culture and the Modern World
Print from East Asia to Gutenberg's Europe and colonial India: new readers, debate and dissent, reform, nationalism and censorship.
25 cards →Geography · Chapter 1Resources and Development
Resources, planning and conservation, land use and degradation, India's soil types and soil conservation.
25 cards →Geography · Chapter 2Forest and Wildlife Resources
Biodiversity, why and how India conserves forests and wildlife, forest categories, and community conservation.
15 cards →Geography · Chapter 3Water Resources
Causes of water scarcity, multi-purpose river projects and their costs, and traditional and modern rainwater harvesting.
24 cards →Geography · Chapter 4Agriculture
Types of farming, the three cropping seasons, growing conditions for India's major crops, and agricultural reforms.
25 cards →Geography · Chapter 5Minerals and Energy Resources
How minerals occur, where India's key minerals are mined, conventional and non-conventional energy, and conservation.
25 cards →Geography · Chapter 6Manufacturing Industries
Why manufacturing matters, how industries are classified and located, and how industrial pollution can be controlled.
23 cards →Geography · Chapter 7Lifelines of National Economy
Roads, railways, pipelines, waterways, ports and airways, communication, and India's international trade and tourism.
21 cards →Political Science · Chapter 1Power-sharing
Belgium and Sri Lanka as contrasting cases, why power-sharing is desirable, and the forms it takes in democracies.
18 cards →Political Science · Chapter 2Federalism
Features of federalism, how India's Constitution divides power, how federalism works in practice, and local government.
25 cards →Political Science · Chapter 3Gender, Religion and Caste
How gender, religious and caste differences shape Indian politics, and which expressions help or harm democracy.
24 cards →Political Science · Chapter 4Political Parties
What parties are and do, why democracies need them, party systems, national and state parties, and party reform.
25 cards →Political Science · Chapter 5Outcomes of Democracy
What we can reasonably expect from democracy, and how its record compares on governance, growth, equality, diversity and dignity.
18 cards →Economics · Chapter 1Development
Different notions of development, income and other indicators, the Human Development Report, and sustainability.
22 cards →Economics · Chapter 2Sectors of the Indian Economy
Primary, secondary and tertiary sectors, GDP, underemployment, organised and unorganised work, and public versus private.
25 cards →Economics · Chapter 3Money and Credit
Money as a medium of exchange, modern forms of money, how banks lend, terms of credit, formal and informal credit, and SHGs.
24 cards →Economics · Chapter 4Globalisation and the Indian Economy
MNCs, foreign trade and investment, the factors behind globalisation, the WTO, and globalisation's uneven impact on India.
25 cards →Economics · Chapter 5Consumer Rights
How consumers are exploited, the consumer movement, consumer rights under COPRA, redressal commissions and quality marks.
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