Key Stage 3 Maths
CHAPTER 1 - Numbers and Factorisation
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VIDEO 1: Introduction to Numbers
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VIDEO 2: Types of Whole Numbers
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VIDEO 3: Factors of Numbers
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VIDEO 4: Prime Factorisation
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VIDEO 5: Highest Common Factor (HCF)
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VIDEO 6: Least Common Multiple (LCM)
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VIDEO 7: Divisibility Rules
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EXERCISE - Prime Factorisation​
CHAPTER 2 - Operations with Integers
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VIDEO 1 - Multiplication and Division of Integers
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Online Self-Check
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VIDEO 2 - Addition and Subtraction of Integers
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Online Self-Check
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WORKSHEET 1 - Operations with Integers
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Online Self-Check
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CHAPTER 3 - Probability
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VIDEO 1 - An Introduction to Probability
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VIDEO 2 - Simple Probability Problems
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WORKSHEET 1 - Probability Problems on a Single Die
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WORKSHEET 2 - Probability Problems on Numbers
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VIDEO 3 - Sample Space
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VIDEO 4 - Tree Diagrams
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WORKSHEET 3 - Probability (Sample Space & Tree Diagrams)
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WORKSHEET 4 - IGCSE Past Paper Questions (F Tier)
CHAPTER 4 - Laws of Indices
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VIDEO 1 - Definition of Indices
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WORKSHEET 1 - Definition of Indices
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WORKSHEET 2 - Finding the Value
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VIDEO 2 - Laws of Indices - Multiplication
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WORKSHEET 3 - Multiplication Law
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VIDEO 3 - Laws of Indices - Division
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WORKSHEET 4 - Division Law
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VIDEO 4 - Laws of Indices - Power of Power
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WORKSHEET 5 - Power of Power Law
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VIDEO 5 - Laws of Indices - Special Cases
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VIDEO 6 - Square Roots & Cube Roots
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EXERCISE 1e - p.11, q.1 - 3
CHAPTER 5 - Introduction to Algebra
COMING SOON!
CHAPTER 6 - Expansion and Factorisation
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VIDEO 1: Introduction to Algebra
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VIDEO 2: Substitution
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WORKSHEET 1: Substitution
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WORKSHEET 2: Simplifying Expressions - Collecting Like Terms
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VIDEO 4: Simplifying Expressions - Multiplication and Division
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VIDEO 5: Expanding Brackets - 1
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WORKSHEET 3: Expanding Brackets - 1
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VIDEO 6: Factorisation
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WORKSHEET 4: Factorisation
CHAPTER 7 - Formulae
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VIDEO 1 - Substituting into Formulae
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WORKSHEET 1 - Substituting into Formulae
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WORKSHEET 2 - Substituting into Formulae
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VIDEO 2 - Rearranging Formulae
CHAPTER 8 - Fractions, Decimals and Percentages
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VIDEO 1 - Types of Fractions and Conversions
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VIDEO 2 - Converting Fractions and Decimals
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VIDEO 3 - Addition & Subtraction of Fractions
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VIDEO 4 - Multiplication & Division of Fractions
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VIDEO 5 - Fractions, Decimals and Percentages
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VIDEO 6 - Simple Percentages
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VIDEO 7 - Percentage Increase
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VIDEO 8 - Percentage Decrease
CHAPTER 9 - Ratio and Proportion
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VIDEO 1 - Definition of Ratios and Simplification
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VIDEO 2 - Equivalent Ratios
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VIDEO 3 - Sharing Problems
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VIDEO 4 - Recipe Problems
CHAPTER 10 - Sequences
CHAPTER 11 - Angles Around A Point
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VIDEO 1 - Basic Definitions in Geometry
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VIDEO 2 - Complementary Angles
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WORKSHEET 1 - Complementary Angles
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VIDEO 3 - Supplementary Angles
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WORKSHEET 2 - Supplementary Angles
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VIDEO 4 - Vertically Opposite Angles
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VIDEO 5 - Angles Around a Point
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WORKSHEET 3 - Mixed Questions
CHAPTER 12 - Angles In Parallel Lines
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VIDEO 1 - Overview on Angles in Parallel Lines
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VIDEO 2 - Corresponding Angles
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VIDEO 3 - Alternate Angles
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VIDEO 4 - Allied Angles
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VIDEO 5 - Mixed Problems
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WORKSHEET 1 - Mixed Questions
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WORKSHEET 2 - Mixed Questions
CHAPTER 13 - Angles in 2D Shapes
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VIDEO 1 - Types of Triangles
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WORKSHEET 1 - Types of Triangles (sides)
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WORKSHEET 2 - Types of Triangles (angles)
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WORKSHEET 3 - Types of Triangles (angles & sides)
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VIDEO 2 - Angles in Triangles
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WORKSHEET 4 - Angles in Triangles 1
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WORKSHEET 5 - Angles in Triangles 2
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WORKSHEET 6 - Angles in Triangles 3
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VIDEO 3 - Properties of Quadrilaterals
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WORKSHEET 7 - Angles in Parallelograms 1
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WORKSHEET 8 - Angles in Parallelograms 2
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WORKSHEET 9 - Sides on Rectangles
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WORKSHEET 10 - Angles in Rhombi
CHAPTER 14 - Area of 2D Shapes
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VIDEO 1 - Area of 2D Shapes - 1 (Square, Rectangle, Parallelogram)
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WORKSHEET 1 - Area of 2D Shapes - mixed questions 1
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VIDEO 3 - Area of 2D Shapes - 3 (Circle)
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VIDEO 4 - Area of Compound Figures
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WORKSHEET 2 - Area of Circles
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WORKSHEET 3 - Area of Compound Figures
CHAPTER 15 - Linear Equations
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WORKSHEET 1 - Linear Equations
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WORKSHEET 2 - Linear Equations
CHAPTER 16 - Linear Graphs
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VIDEO 1 - The Coordinate Plane
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VIDEO 2 - Plotting Points
CHAPTER 17 - Circles
COMING SOON!
CHAPTER 18 - Prisms
COMING SOON!
CHAPTER19 - Statistics
COMING SOON!
You may find videos, worksheets and online self-checks for Key Stage 3 Maths here.
