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Browse by Grade: Class 8

India · CBSE Learning Outcomes

Class 8 Mathematics

This course transitions students from concrete arithmetic to abstract mathematical thinking through algebraic structures and geometric proofs. It emphasizes the interconnectedness of numbers, spatial reasoning, and data interpretation to solve complex real world problems.

6 units·56 topics·Ages 13-14

01Number Systems and Proportional Logic

13 topics·Term 1

Exploring the properties of rational numbers and the power of exponents in representing very large or small quantities.

Rational Numbers: Definition and Representation

Students will define rational numbers and represent them on a number line, differentiating them from integers and fractions.

Think-Pair-ShareConcept Mapping
Properties of Rational Numbers: Closure & Commutativity

Students will investigate the closure and commutative properties for addition and multiplication of rational numbers.

Stations RotationCollaborative Problem-Solving
Properties of Rational Numbers: Associativity & Distributivity

Students will explore the associative and distributive properties of rational numbers and apply them to simplify expressions.

Think-Pair-ShareProblem-Based Learning
Additive and Multiplicative Inverses

Students will identify and apply additive and multiplicative inverses to solve equations and simplify expressions.

Stations RotationPeer Teaching
Finding Rational Numbers Between Two Given Numbers

Students will learn various methods to find rational numbers between any two given rational numbers.

Collaborative Problem-SolvingInquiry Circle
Introduction to Powers and Exponents

Students will define exponents, base, and power, and write numbers in exponential form.

Think-Pair-ShareConcept Mapping
Laws of Exponents: Multiplication and Division

Students will apply the laws of exponents for multiplying and dividing powers with the same base.

Escape RoomStations Rotation
Laws of Exponents: Power of a Power and Zero Exponent

Students will master the power of a power rule and understand the definition of a zero exponent.

Problem-Based LearningPeer Teaching
Negative Exponents and Reciprocals

Students will understand negative exponents and their relationship to reciprocals, converting between positive and negative exponents.

Think-Pair-ShareCollaborative Problem-Solving
Scientific Notation: Large Numbers

Students will express very large numbers in standard and scientific notation, understanding its utility.

Escape RoomCase Study Analysis
Scientific Notation: Small Numbers

Students will express very small numbers in standard and scientific notation, applying it to microscopic scales.

Problem-Based LearningInquiry Circle
Squares and Perfect Squares

Students will identify perfect squares and understand their properties, including patterns in unit digits.

Stations RotationGallery Walk
Square Roots by Prime Factorization

Students will calculate square roots of perfect squares using the prime factorization method.

Peer TeachingCollaborative Problem-Solving

02The Language of Algebra

11 topics·Term 1

Moving from arithmetic to generalized mathematics using linear equations and algebraic expressions.

Introduction to Linear Equations

Students will define linear equations in one variable and understand the concept of balancing an equation.

Think-Pair-ShareConcept Mapping
Solving Equations with Variables on One Side

Students will solve linear equations where the variable appears only on one side using inverse operations.

Problem-Based LearningStations Rotation
Solving Equations with Variables on Both Sides

Students will solve linear equations where the variable appears on both sides of the equality.

Collaborative Problem-SolvingPeer Teaching
Applications of Linear Equations

Students will translate real-world problems into linear equations and solve them.

Case Study AnalysisProblem-Based Learning
Introduction to Algebraic Expressions and Terms

Students will define algebraic expressions, terms, coefficients, and variables.

Think-Pair-ShareConcept Mapping
Multiplying Monomials and Polynomials

Students will multiply monomials by monomials, and monomials by polynomials.

Stations RotationPeer Teaching
Multiplying Polynomials by Polynomials

Students will multiply binomials by binomials and trinomials using the distributive property.

Gallery WalkCollaborative Problem-Solving
Standard Algebraic Identities: (a+b)^2 and (a-b)^2

Students will derive and apply the identities for the square of a sum and the square of a difference.

Concept MappingInquiry Circle
Standard Algebraic Identity: (a+b)(a-b)

Students will derive and apply the identity for the product of a sum and a difference.

Think-Pair-ShareProblem-Based Learning
Standard Algebraic Identity: (x+a)(x+b)

Students will derive and apply the identity for the product of two binomials with a common term.

Gallery WalkStations Rotation
Factorization by Common Factors

Students will factorize algebraic expressions by taking out common monomial factors.

Stations RotationPeer Teaching

03Spatial Geometry and Polygons

10 topics·Term 1

Analyzing the properties of quadrilaterals and visualizing three dimensional shapes.

Polygons: Classification and Angle Sum Property

Students will classify polygons based on sides and angles, and apply the angle sum property for polygons.

Stations RotationConcept Mapping
Exterior Angles of Polygons

Students will explore the properties of exterior angles of polygons and their constant sum.

Gallery WalkInquiry Circle
Types of Quadrilaterals: Parallelograms

Students will identify and describe the properties of parallelograms, including their diagonals.

Decision MatrixPeer Teaching
Special Parallelograms: Rhombus, Rectangle, Square

Students will differentiate between rhombus, rectangle, and square based on their unique properties.

Stations RotationThink-Pair-Share
Other Quadrilaterals: Trapezium and Kite

Students will identify and describe the properties of trapeziums and kites.

Gallery WalkCollaborative Problem-Solving
Constructing Quadrilaterals: Given Four Sides and One Diagonal

Students will construct quadrilaterals when four sides and one diagonal are given.

Peer TeachingProject-Based Learning
Constructing Quadrilaterals: Given Two Diagonals and Three Sides

Students will construct quadrilaterals when two diagonals and three sides are given.

Stations RotationProblem-Based Learning
Constructing Quadrilaterals: Given Two Adjacent Sides and Three Angles

Students will construct quadrilaterals when two adjacent sides and three angles are given.

Collaborative Problem-SolvingExperiential Learning
Constructing Special Quadrilaterals

Students will construct specific quadrilaterals like squares, rectangles, and rhombuses given minimal information.

Project-Based LearningPeer Teaching
Introduction to 3D Shapes: Faces, Edges, Vertices

Students will identify and count faces, edges, and vertices of common 3D shapes.

Inquiry CircleConcept Mapping

04Mensuration and Surface Analysis

6 topics·Term 2

Calculating the area and volume of complex figures to understand spatial capacity.

Area of Trapeziums

Students will derive and apply the formula for the area of a trapezium.

Problem-Based LearningThink-Pair-Share
Area of Rhombus and General Quadrilaterals

Students will derive and apply formulas for the area of a rhombus and general quadrilaterals.

Inquiry CircleCollaborative Problem-Solving
Area of Polygons (General Method)

Students will calculate the area of irregular polygons by dividing them into simpler shapes.

Project-Based LearningStations Rotation
Surface Area of Cubes and Cuboids

Students will calculate the total and lateral surface area of cubes and cuboids.

Stations RotationExperiential Learning
Surface Area of Cylinders

Students will calculate the total and lateral surface area of cylinders.

Inquiry CircleProblem-Based Learning
Volume of Cubes and Cuboids

Students will calculate the volume of cubes and cuboids and understand units of volume.

Case Study AnalysisThink-Pair-Share

05Data Handling and Probability

6 topics·Term 2

Organizing information through graphical representation and predicting outcomes using probability.

Introduction to Data and Frequency Distribution

Students will define data, understand raw data, and construct frequency distribution tables.

Think-Pair-ShareConcept Mapping
Grouped Frequency Distribution

Students will create grouped frequency distribution tables for large data sets with class intervals.

Decision MatrixCollaborative Problem-Solving
Histograms: Construction and Interpretation

Students will construct and interpret histograms for continuous grouped data.

Case Study AnalysisGallery Walk
Circle Graphs (Pie Charts): Construction

Students will construct pie charts to represent data as parts of a whole.

Gallery WalkProject-Based Learning
Circle Graphs (Pie Charts): Interpretation

Students will interpret information presented in pie charts and draw conclusions.

Think-Pair-ShareDecision Matrix
Introduction to Probability: Experiments and Outcomes

Students will define random experiments, outcomes, and sample space.

Simulation GameConcept Mapping

06Applied Business Math and Graphs

10 topics·Term 2

Applying mathematical concepts to financial transactions and coordinate geometry.

Ratios and Percentages

Students will review ratios and percentages and apply them to real-world comparisons.

Think-Pair-ShareCase Study Analysis
Profit, Loss, and Discount

Students will calculate profit, loss, and discount percentages in business scenarios.

Simulation GameProblem-Based Learning
Sales Tax and Value Added Tax (VAT)

Students will calculate sales tax and VAT and understand their application.

Case Study AnalysisCollaborative Problem-Solving
Simple Interest

Students will calculate simple interest, principal, rate, and time.

Problem-Based LearningThink-Pair-Share
Compound Interest: Introduction and Calculation

Students will understand compound interest and calculate it for a few periods.

Simulation GameInquiry Circle
Compound Interest: Applications

Students will apply compound interest formulas to real-world financial problems.

Case Study AnalysisProject-Based Learning
Direct Proportion

Students will identify and solve problems involving direct proportion.

Case Study AnalysisProblem-Based Learning
Inverse Proportion

Students will identify and solve problems involving inverse proportion.

Case Study AnalysisCollaborative Problem-Solving
Introduction to Graphs: Cartesian Plane

Students will understand the Cartesian plane, coordinates, and plotting points.

Walk and TalkConcept Mapping
Linear Graphs: Plotting and Interpretation

Students will plot linear graphs from tables of values and interpret their meaning.

Gallery WalkProject-Based Learning