https://www.muskmeadow.in/ Recently added and updated Math and Science lessons across ICSE, CBSE, and WBBSE on MuskMeadow. en-in https://www.muskmeadow.in/cbse/class10/maths/arithmetic-progressions-cbse10/ CBSE Class 10 Maths Chapter 5: Arithmetic Progressions (NCERT). Find the nth term and sum of an arithmetic progression, and apply AP concepts to real-world sequence problems. Sun, 13 Sep 2026 14:25:18 +0000 https://www.muskmeadow.in/cbse/class10/maths/arithmetic-progressions-cbse10/ https://www.muskmeadow.in/cbse/class10/maths/real-numbers-cbse10/ CBSE Class 10 Maths Chapter 1: Real Numbers (NCERT). Apply the Fundamental Theorem of Arithmetic to find HCF and LCM, and understand irrational numbers more deeply. Sun, 13 Sep 2026 14:25:18 +0000 https://www.muskmeadow.in/cbse/class10/maths/real-numbers-cbse10/ https://www.muskmeadow.in/cbse/class10/maths/statistics-cbse10/ CBSE Class 10 Maths Chapter 13: Statistics (NCERT). Calculate mean, median, and mode for grouped data, using direct, assumed mean, and step-deviation methods. Sun, 13 Sep 2026 14:25:18 +0000 https://www.muskmeadow.in/cbse/class10/maths/statistics-cbse10/ https://www.muskmeadow.in/class9/circle-c9/ ICSE Class 9 Mathematics Chapter 16: Circle (Selina Concise). Explore the properties of chords, arcs, and angles in a circle, including the relationship between equal chords and their distances from the centre. Sun, 13 Sep 2026 14:25:18 +0000 https://www.muskmeadow.in/class9/circle-c9/ https://www.muskmeadow.in/class9/expansions/ ICSE Class 9 Mathematics Chapter 4: Expansions (Selina Concise). Master algebraic identities for expanding expressions like (a+b)², (a-b)², and (a+b)(a-b), and apply them to numerical shortcuts. Sun, 13 Sep 2026 14:25:18 +0000 https://www.muskmeadow.in/class9/expansions/ https://www.muskmeadow.in/class9/simultaneous-linear-equations/ ICSE Class 9 Mathematics Chapter 6: Simultaneous (Linear) Equations (Selina Concise). Solve two linear equations in two variables using elimination and substitution methods, and apply to real-world problems. Sun, 13 Sep 2026 14:25:18 +0000 https://www.muskmeadow.in/class9/simultaneous-linear-equations/ https://www.muskmeadow.in/wbbse/class9/ganit/bastob-sankhya-c9/ WBBSE নবম শ্রেণির গণিত অধ্যায় 1: বাস্তব সংখ্যা। মূলদ ও অমূলদ সংখ্যা কী তা বুঝি, সংখ্যারেখায় তাদের অবস্থান নির্ণয় করি, এবং বাস্তব সংখ্যার ধারণা গড়ে তুলি। Sun, 13 Sep 2026 14:25:18 +0000 https://www.muskmeadow.in/wbbse/class9/ganit/bastob-sankhya-c9/ https://www.muskmeadow.in/wbbse/class9/ganit/logarithm-c9/ WBBSE নবম শ্রেণির গণিত অধ্যায় 21: লগারিদম। লগারিদমের ধারণা শিখি, এবং লগারিদমের সূত্র ব্যবহার করে জটিল রাশি সরল করা অনুশীলন করি। Sun, 13 Sep 2026 14:25:18 +0000 https://www.muskmeadow.in/wbbse/class9/ganit/logarithm-c9/ https://www.muskmeadow.in/wbbse/class9/ganit/railkhik-sohosomikoron-dui-chol/ WBBSE নবম শ্রেণির গণিত অধ্যায় 5: রৈখিক সহ-সমীকরণ (দুই চলবিশিষ্ট)। দুটি চলরাশি বিশিষ্ট দুটি রৈখিক সমীকরণ একসাথে সমাধান করা শিখি, প্রতিস্থাপন, তুলনামূলক এবং বজ্রগুণন পদ্ধতিতে। Sun, 13 Sep 2026 14:25:18 +0000 https://www.muskmeadow.in/wbbse/class9/ganit/railkhik-sohosomikoron-dui-chol/ https://www.muskmeadow.in/cbse/class10/maths/introduction-trigonometry/ CBSE Class 10 Maths Chapter 8: Introduction to Trigonometry (NCERT). Learn the trigonometric ratios of standard angles, and use the fundamental identities to evaluate expressions. Sun, 13 Sep 2026 14:20:22 +0000 https://www.muskmeadow.in/cbse/class10/maths/introduction-trigonometry/ https://www.muskmeadow.in/cbse/class10/maths/probability-cbse10/ CBSE Class 10 Maths Chapter 14: Probability (NCERT). Calculate probability of simple events using classical probability theory, building on the foundation from earlier classes. Sun, 13 Sep 2026 14:20:22 +0000 https://www.muskmeadow.in/cbse/class10/maths/probability-cbse10/ https://www.muskmeadow.in/cbse/class10/maths/quadratic-equations-cbse10/ CBSE Class 10 Maths Chapter 4: Quadratic Equations (NCERT). Solve quadratic equations by factorisation and the quadratic formula, and determine the nature of roots using the discriminant. Sun, 13 Sep 2026 14:20:22 +0000 https://www.muskmeadow.in/cbse/class10/maths/quadratic-equations-cbse10/ https://www.muskmeadow.in/cbse/class10/maths/triangles-cbse10/ CBSE Class 10 Maths Chapter 6: Triangles (NCERT). Study similarity of triangles using the Basic Proportionality Theorem, and apply the Pythagoras theorem in similar triangle contexts. Sun, 13 Sep 2026 14:20:22 +0000 https://www.muskmeadow.in/cbse/class10/maths/triangles-cbse10/ https://www.muskmeadow.in/class9/compound-interest-basic/ ICSE Class 9 Mathematics Chapter 2: Compound Interest [Basic Concepts] (Selina Concise). Understand how compound interest builds on itself year after year, and calculate the amount and interest using the basic year-by-year method. Sun, 13 Sep 2026 14:20:22 +0000 https://www.muskmeadow.in/class9/compound-interest-basic/ https://www.muskmeadow.in/class9/pythagoras-theorem-c9/ ICSE Class 9 Mathematics Chapter 12: Pythagoras Theorem (Selina Concise). Apply the Pythagoras theorem to right-angled triangles, and use its converse to test whether a triangle is right-angled. Sun, 13 Sep 2026 14:20:22 +0000 https://www.muskmeadow.in/class9/pythagoras-theorem-c9/ https://www.muskmeadow.in/class9/rational-irrational-numbers/ ICSE Class 9 Mathematics Chapter 1: Rational & Irrational Numbers (Selina Concise). Distinguish rational from irrational numbers, represent them on the number line, and simplify surds. Sun, 13 Sep 2026 14:20:22 +0000 https://www.muskmeadow.in/class9/rational-irrational-numbers/ https://www.muskmeadow.in/class9/statistics/ ICSE Class 9 Mathematics Chapter 17: Statistics (Selina Concise). Organize raw data into frequency distributions and represent it visually using histograms and frequency polygons. Sun, 13 Sep 2026 14:20:22 +0000 https://www.muskmeadow.in/class9/statistics/ https://www.muskmeadow.in/class9/trigonometrical-ratios/ ICSE Class 9 Mathematics Chapter 21: Trigonometrical Ratios (Selina Concise). Learn the six trigonometric ratios (sin, cos, tan, and their reciprocals) in a right triangle, and evaluate expressions involving them. Sun, 13 Sep 2026 14:20:22 +0000 https://www.muskmeadow.in/class9/trigonometrical-ratios/ https://www.muskmeadow.in/wbbse/class9/ganit/samantoriker-dhormo/ WBBSE নবম শ্রেণির গণিত অধ্যায় 6: সামান্তরিকের ধর্ম। সামান্তরিকের বাহু, কোণ এবং কর্ণ সংক্রান্ত ধর্ম যাচাই করি এবং জ্যামিতিক যুক্তি দিয়ে প্রমাণ করি। Sun, 13 Sep 2026 07:14:33 +0000 https://www.muskmeadow.in/wbbse/class9/ganit/samantoriker-dhormo/ https://www.muskmeadow.in/wbbse/class9/ganit/somobindu-sonkranto-upopadyo/ WBBSE নবম শ্রেণির গণিত অধ্যায় 17: সমবিন্দু সংক্রান্ত উপপাদ্য। ত্রিভুজের তিনটি মধ্যমা, তিনটি উচ্চতা বা তিনটি লম্ব সমদ্বিখণ্ডক একটি সমবিন্দুতে মিলিত হওয়ার ধর্ম যাচাই করি। Sun, 13 Sep 2026 07:14:33 +0000 https://www.muskmeadow.in/wbbse/class9/ganit/somobindu-sonkranto-upopadyo/ https://www.muskmeadow.in/wbbse/class9/ganit/tribhuj-choturbhujer-porisima-khetrofol/ WBBSE নবম শ্রেণির গণিত অধ্যায় 15: ত্রিভুজ ও চতুর্ভুজের পরিসীমা ও ক্ষেত্রফল। বিভিন্ন ত্রিভুজ ও চতুর্ভুজের পরিসীমা ও ক্ষেত্রফল নির্ণয়ের সূত্র প্রয়োগ করা অনুশীলন করি। Sun, 13 Sep 2026 07:14:33 +0000 https://www.muskmeadow.in/wbbse/class9/ganit/tribhuj-choturbhujer-porisima-khetrofol/ https://www.muskmeadow.in/wbbse/class9/ganit/tribhujer-soman-khetrofol-samantorik-onkon/ WBBSE নবম শ্রেণির গণিত অধ্যায় 13: সম্পাদ্যঃ ত্রিভুজের সমান ক্ষেত্রফল বিশিষ্ট সামান্তরিক অঙ্কন যার একটি কোণের পরিমাপ নির্দিষ্ট। একটি প্রদত্ত ত্রিভুজের সমান ক্ষেত্রফল বিশিষ্ট সামান্তরিক আঁকা শিখি, যার একটি কোণ নির্দিষ্ট মাপের। Sun, 13 Sep 2026 07:14:33 +0000 https://www.muskmeadow.in/wbbse/class9/ganit/tribhujer-soman-khetrofol-samantorik-onkon/ https://www.muskmeadow.in/wbbse/class9/ganit/vedok-o-moddhobindu-upopadyo/ WBBSE নবম শ্রেণির গণিত অধ্যায় 9: ভেদক ও মধ্যবিন্দু সংক্রান্ত উপপাদ্য। ত্রিভুজের মধ্যবিন্দু উপপাদ্য শিখি — দুই বাহুর মধ্যবিন্দু সংযোগকারী রেখাংশ তৃতীয় বাহুর সমান্তরাল ও অর্ধেক। Sun, 13 Sep 2026 07:14:33 +0000 https://www.muskmeadow.in/wbbse/class9/ganit/vedok-o-moddhobindu-upopadyo/ https://www.muskmeadow.in/ Free interactive ICSE Class 5 and Class 6 Mathematics and Science study guides. Master Fractions, Decimals, Integers, Geometry, Percentages, and more with practice tests. Sun, 13 Sep 2026 06:08:29 +0000 https://www.muskmeadow.in/ https://www.muskmeadow.in/air-and-water/ Learn ICSE Class 5 Science: Air and Water with an interactive states of water machine, covering air composition and melting/boiling points. Tue, 08 Sep 2026 16:09:04 +0000 https://www.muskmeadow.in/air-and-water/ https://www.muskmeadow.in/animal-habitats/ Learn ICSE Class 5 Science: Animal Habitats and Adaptations with an interactive habitat explorer, covering land and water habitats. Tue, 08 Sep 2026 16:09:04 +0000 https://www.muskmeadow.in/animal-habitats/ https://www.muskmeadow.in/cbse/class10/maths/applications-trigonometry/ CBSE Class 10 Maths Chapter 9: Some Applications of Trigonometry (NCERT). Apply trigonometric ratios to solve real problems involving heights and distances, using angles of elevation and depression. Tue, 08 Sep 2026 16:09:04 +0000 https://www.muskmeadow.in/cbse/class10/maths/applications-trigonometry/ https://www.muskmeadow.in/cbse/class10/maths/areas-related-circles/ CBSE Class 10 Maths Chapter 11: Areas Related to Circles (NCERT). Calculate the area of sectors and segments of a circle, and apply these to real-world problems involving combinations of circular shapes. Tue, 08 Sep 2026 16:09:04 +0000 https://www.muskmeadow.in/cbse/class10/maths/areas-related-circles/ https://www.muskmeadow.in/cbse/class10/maths/circles-cbse10/ CBSE Class 10 Maths Chapter 10: Circles (NCERT). Understand tangent properties — a tangent is perpendicular to the radius, and tangents from an external point are equal in length. Tue, 08 Sep 2026 16:09:04 +0000 https://www.muskmeadow.in/cbse/class10/maths/circles-cbse10/ https://www.muskmeadow.in/cbse/class10/maths/coordinate-geometry-cbse10/ CBSE Class 10 Maths Chapter 7: Coordinate Geometry (NCERT). Find distances, section points, and areas of triangles using coordinates on the Cartesian plane. Tue, 08 Sep 2026 16:09:04 +0000 https://www.muskmeadow.in/cbse/class10/maths/coordinate-geometry-cbse10/ https://www.muskmeadow.in/cbse/class10/maths/pair-linear-equations/ CBSE Class 10 Maths Chapter 3: Pair of Linear Equations in Two Variables (NCERT). Solve pairs of linear equations graphically and algebraically, and determine whether a system has one, no, or infinite solutions. Tue, 08 Sep 2026 16:09:04 +0000 https://www.muskmeadow.in/cbse/class10/maths/pair-linear-equations/ https://www.muskmeadow.in/cbse/class10/maths/polynomials-cbse10/ CBSE Class 10 Maths Chapter 2: Polynomials (NCERT). Study the relationship between zeroes and coefficients of quadratic polynomials, and find polynomials from given zeroes. Tue, 08 Sep 2026 16:09:04 +0000 https://www.muskmeadow.in/cbse/class10/maths/polynomials-cbse10/ https://www.muskmeadow.in/cbse/class10/maths/surface-areas-volumes-cbse10/ CBSE Class 10 Maths Chapter 12: Surface Areas and Volumes (NCERT). Calculate surface area and volume of combined solids, and solve problems involving conversion of one solid shape into another. Tue, 08 Sep 2026 16:09:04 +0000 https://www.muskmeadow.in/cbse/class10/maths/surface-areas-volumes-cbse10/ https://www.muskmeadow.in/cbse/class5/maths/area-and-its-boundary/ CBSE Class 5 Maths Chapter 11: Area and its Boundary (NCERT Math-Magic). Learn to measure a shape's boundary (perimeter) and the space it covers (area), using squares and simple formulas. Tue, 08 Sep 2026 16:09:04 +0000 https://www.muskmeadow.in/cbse/class5/maths/area-and-its-boundary/ https://www.muskmeadow.in/cbse/class5/maths/be-my-multiple/ CBSE Class 5 Maths Chapter 6: Be My Multiple, I'll be Your Factor (NCERT Math-Magic). Play a number game of factors and multiples to discover which numbers are prime, and which numbers share common factors. Tue, 08 Sep 2026 16:09:04 +0000 https://www.muskmeadow.in/cbse/class5/maths/be-my-multiple/ https://www.muskmeadow.in/cbse/class5/maths/boxes-and-sketches/ CBSE Class 5 Maths Chapter 9: Boxes and Sketches (NCERT Math-Magic). Explore 3D shapes like boxes and balls — counting their faces, edges, and corners, and picturing what they look like unfolded. Tue, 08 Sep 2026 16:09:04 +0000 https://www.muskmeadow.in/cbse/class5/maths/boxes-and-sketches/ https://www.muskmeadow.in/cbse/class5/maths/can-you-see-the-pattern/ CBSE Class 5 Maths Chapter 7: Can You See the Pattern? (NCERT Math-Magic). Spot the hidden rule behind number sequences, then use it to predict what comes next. Tue, 08 Sep 2026 16:09:04 +0000 https://www.muskmeadow.in/cbse/class5/maths/can-you-see-the-pattern/ https://www.muskmeadow.in/cbse/class5/maths/does-it-look-the-same/ CBSE Class 5 Maths Chapter 5: Does it Look the Same? (NCERT Math-Magic). Fold shapes, letters, and everyday objects in half to discover symmetry hiding all around you. Tue, 08 Sep 2026 16:09:04 +0000 https://www.muskmeadow.in/cbse/class5/maths/does-it-look-the-same/ https://www.muskmeadow.in/cbse/class5/maths/how-big-how-heavy/ CBSE Class 5 Maths Chapter 14: How Big? How Heavy? (NCERT Math-Magic). Measure weight and capacity with confidence — converting between kilograms and grams, litres and millilitres. Tue, 08 Sep 2026 16:09:04 +0000 https://www.muskmeadow.in/cbse/class5/maths/how-big-how-heavy/ https://www.muskmeadow.in/cbse/class5/maths/how-many-squares/ CBSE Class 5 Maths Chapter 3: How Many Squares? (NCERT Math-Magic). Count unit squares on graph paper to discover how we measure the area covered by any shape. Tue, 08 Sep 2026 16:09:04 +0000 https://www.muskmeadow.in/cbse/class5/maths/how-many-squares/ https://www.muskmeadow.in/cbse/class5/maths/mapping-your-way/ CBSE Class 5 Maths Chapter 8: Mapping Your Way (NCERT Math-Magic). Learn to read simple maps, follow directions, and use a map's scale to work out real distances. Tue, 08 Sep 2026 16:09:04 +0000 https://www.muskmeadow.in/cbse/class5/maths/mapping-your-way/ https://www.muskmeadow.in/cbse/class5/maths/parts-and-wholes/ CBSE Class 5 Maths Chapter 4: Parts and Wholes (NCERT Math-Magic). Cut cakes, pizzas, and chocolate bars into equal pieces to discover what fractions really mean. Tue, 08 Sep 2026 16:09:04 +0000 https://www.muskmeadow.in/cbse/class5/maths/parts-and-wholes/ https://www.muskmeadow.in/cbse/class5/maths/shapes-and-angles/ CBSE Class 5 Maths Chapter 2: Shapes and Angles (NCERT Math-Magic). Explore the corners and turns all around you to learn about angles and different kinds of lines. Tue, 08 Sep 2026 16:09:04 +0000 https://www.muskmeadow.in/cbse/class5/maths/shapes-and-angles/ https://www.muskmeadow.in/cbse/class5/maths/smart-charts/ CBSE Class 5 Maths Chapter 12: Smart Charts (NCERT Math-Magic). Read and understand bar graphs to compare data at a glance, and interpret what the scale on the graph really means. Tue, 08 Sep 2026 16:09:04 +0000 https://www.muskmeadow.in/cbse/class5/maths/smart-charts/ https://www.muskmeadow.in/cbse/class5/maths/tenths-and-hundredths/ CBSE Class 5 Maths Chapter 10: Tenths and Hundredths (NCERT Math-Magic). Discover decimals as another way of writing tenths and hundredths, and see how they connect to fractions you already know. Tue, 08 Sep 2026 16:09:04 +0000 https://www.muskmeadow.in/cbse/class5/maths/tenths-and-hundredths/ https://www.muskmeadow.in/cbse/class5/maths/the-fish-tale/ CBSE Class 5 Maths Chapter 1: The Fish Tale (NCERT Math-Magic). Follow a fisherman counting his catch to learn how to read, write, and round off large numbers. Tue, 08 Sep 2026 16:09:04 +0000 https://www.muskmeadow.in/cbse/class5/maths/the-fish-tale/ https://www.muskmeadow.in/cbse/class5/maths/ways-to-multiply-and-divide/ CBSE Class 5 Maths Chapter 13: Ways to Multiply and Divide (NCERT Math-Magic). Discover different tricks and methods for multiplying and dividing larger numbers quickly and confidently. Tue, 08 Sep 2026 16:09:04 +0000 https://www.muskmeadow.in/cbse/class5/maths/ways-to-multiply-and-divide/ https://www.muskmeadow.in/cbse/class6/maths/data-handling-and-presentation/ CBSE Class 6 Maths Chapter 4: Data Handling and Presentation (NCERT Ganita Prakash). Learn to collect, organize, and present data using tally marks, pictographs, and bar graphs. Tue, 08 Sep 2026 16:09:04 +0000 https://www.muskmeadow.in/cbse/class6/maths/data-handling-and-presentation/ https://www.muskmeadow.in/cbse/class6/maths/fractions/ CBSE Class 6 Maths Chapter 7: Fractions (NCERT Ganita Prakash). Go deeper with fractions — comparing, adding, and subtracting them with confidence. Tue, 08 Sep 2026 16:09:04 +0000 https://www.muskmeadow.in/cbse/class6/maths/fractions/ https://www.muskmeadow.in/cbse/class6/maths/lines-and-angles/ CBSE Class 6 Maths Chapter 2: Lines and Angles (NCERT Ganita Prakash). Explore points, lines, rays, and angles — the building blocks of geometry. Tue, 08 Sep 2026 16:09:04 +0000 https://www.muskmeadow.in/cbse/class6/maths/lines-and-angles/