Gyankatta

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Month: February 2025

Class 8 Math Practical Geometry Notes

Practical Geometry – Class 8 Hi everyone! This chapter is all about Practical Geometry. We’ll learn how to construct different quadrilaterals (four-sided figures) using a ruler, compass, and protractor. What is Construction? Geometric construction involves drawing shapes and figures using…

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Class 8 Math Visualising Solid Shapes Notes

Visualising Solid Shapes – Class 8 Hi everyone! This chapter is all about Visualising Solid Shapes. We’ll learn to imagine and represent 3D shapes in 2D and understand their properties. 1. 2D Representations of 3D Shapes We can represent 3D…

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Class 8 Math Playing with Numbers Notes

Playing with Numbers – Class 8 Hi everyone! This chapter is all about Playing with Numbers. We’ll explore some fun puzzles and games that involve numbers and logic. 1. Divisibility Rules Divisibility rules are shortcuts to determine if a number…

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Class 8 Math Introduction to Graphs Notes

Introduction to Graphs – Class 8 Hi everyone! This chapter introduces Graphs. Graphs are a visual way to represent information or data, making it easier to understand trends and relationships. What are Graphs? A graph is a diagram that shows…

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Class 8 Math Factorization notes

Factorisation – Class 8 Hi everyone! This chapter is all about Factorisation. It’s like the opposite of expanding algebraic expressions. Instead of multiplying things out, we break them down into simpler parts (factors). What is Factorisation? Factorisation is the process…

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Class 8 Math Direct and Inverse Proportion Notes

Direct and Inverse Proportions – Class 8 Hi everyone! This chapter is about Direct and Inverse Proportions. These concepts help us understand how quantities relate to each other. 1. Direct Proportion Two quantities are said to be in direct proportion…

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Class 8 Math Exponents and Powers Notes

Exponents and Powers – Class 8 Hi everyone! This chapter is all about Exponents and Powers. They are a shorthand way of writing repeated multiplication and are incredibly useful in many areas of math and science. What are Exponents and…

Why few teachers feel insecure from Gyankatta

  Some teachers may dislike Gyankatta for the following reasons: It’s important to note that not all teachers dislike Gyankatta, and some may find it to be a valuable tool for enhancing education. क्यों कुछ शिक्षक ज्ञानकट्टा से असुरक्षित महसूस…

Class 8 Math Mensuration Notes

Mensuration – Class 8 Hi everyone! This chapter is all about Mensuration. We’ll learn how to calculate the areas and volumes of different shapes. These skills are very useful in real life! 1. Area of 2D Shapes a) Rectangle: Area…

Class 8 Math Algebraic Expressions and Identities Notes

Algebraic Expressions and Identities – Class 8 Hi everyone! This chapter introduces Algebraic Expressions and Identities. These are powerful tools for solving math problems and understanding patterns. What are Algebraic Expressions? An algebraic expression is a combination of variables (like…

Class 8 Math Comparing Quantities Notes

Comparing Quantities – Class 8 Hi kids! This chapter is all about Comparing Quantities. We’ll learn how to use percentages, calculate profit and loss, and understand simple interest – all things we use in everyday life! 1. Percentage A percentage…

Class 8 Math Cubes and Cube roots Notes

Cubes and Cube Roots – Class 8 Hello! This chapter is all about Cubes and Cube Roots. Just like squares and square roots, these are important in math and have real-world uses. What are Cubes? The cube of a number…

Class 8 Math Squares and Square Roots Notes

Squares and Square Roots – Class 8 Hi everyone! This chapter is about Squares and Square Roots. These are important math concepts that are used in many real-life situations. What are Squares? The square of a number is the result…

Class 8 Math Data Handling Notes

Data Handling – Class 8 Hi kids! This chapter is all about Data Handling. We’ll learn how to organize information and understand the chances of things happening (probability)! Organizing Data Data is just a collection of information. To make sense…

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Class 8 Math Understanding Quadrilaterals Notes

Understanding Quadrilaterals – Class 8 Hello! This chapter is all about shapes with four sides called Quadrilaterals. But first, let’s talk about polygons in general. What are Polygons? A polygon is a closed figure made up of straight line segments….

Class 8 Math Linear Equations in One Variable Notes

Linear Equations in One Variable – Class 8 Hi everyone! This chapter is about Linear Equations in One Variable. These are like puzzles where we need to find a missing number. What are Linear Equations? A linear equation is an…

Class 8 Math Rational Numbers Notes

Rational Numbers – Class 8 Hi kids! This chapter is all about numbers called Rational Numbers. Don’t worry, they’re not as scary as they sound! What are Rational Numbers? A rational number is any number that can be written as…