GCSE Videos

Grade 4

Substitution (positive numbers)
Substitution (negatives and decimals)
nth term (finding the first 5 terms)
nth term (finding specific terms)

Grade 5

Video Lessons
Prime Factorisation
Finding the HCF and LCM using prime factorisation
Introduction to the Laws of Indices
Simplifying Expressions involving Indices
SUVAT
Expanding Double Brackets
Factorising Quadratics (Grade 5)
Factorising Quadratics – Difference of Two Squares (D.O.T.S)
Writing numbers in Standard Form
Converting Ordinary Numbers to Standard Form
Multiplying Numbers in Standard Form
Dividing Numbers in Standard Form
Adding and Subtracting Numbers in Standard Form
Percentage Increase and Decrease without a calculator
Percentage Increase and Decrease with a Calculator (% multipliers)
Percentage Change (including percentage profit and loss)
Compound Interest
Simple Interest
Compound vs Simple Interest Exam Questions
Tree Diagrams (unconditional probability)
Trigonometry (missing sides) SOH CAH TOA
Trigonometry (missing angles) SOH CAH TOA
Deriving the Exact Trig Values
Exact Trig Values Exam Questions
Experimental Probability (Relative Frequency)
Solving Quadratics by Factorising
Solving Quadratics Graphically
Construction Basics
Loci Exam Questions
Simultaneous Equations
Harder Simultaneous Equations
Wordy Simultaneous Equations
Plotting Quadratic Graphs
Plotting Cubic Graphs
Plotting Reciprocal Graphs
Plotting Exponential Graphs
Introduction to Linear Graphs (y=mx+c)
Finding gradients (m) from Straight Line Graphs
Finding the Equation of a Straight Line (y=mx+c) from a Graph
Finding the Equation of a Line given 2 Coordinates on a Graph
Finding the Equation of a Line given 2 coordinates or given a Coordinate and a Gradient
Rearranging Equations of Straight Lines to find gradients and y-intercepts
Showing Inequalities on a Number Line
Solving Inequalities and showing the answer on a Number Line
Solving Double Inequalities
Solving Trickier Double Inequalities
Solving Quadratic Inequalities (grade 5)
Introduction to Vectors including Vector Notation
Column Vectors
Parallel Vectors
Adding and Subtracting Vectors

Grade 6

Tree Diagrams (conditional probability)
Venn Diagrams and Set Theory
Probability and Problem Solving with Venn Diagrams
Perpendicular Lines
Drawing Box Plots
Interpreting Box Plots
Drawing a Cumulative Frequency Graph
Median and Interquartile Range (IQR) from a Cumulative Frequency Graph
Interpreting Cumulative Frequency Graphs
Recapping Shape Transformations (translations, reflections, enlargements, rotations)
Combination of Transformations
Negative Scale factor Enlargements

Grade 7

The Sine Rule (missing sides)
The Sine Rule (missing angles)
The Cosine Rule (missing sides)
The Cosine Rule (missing angles)
Mixture of the Sine and Cosine Rule Exam Questions
Area of a Triangle using Sine
Drawing a Histogram
Interpreting a Histogram

Grade 8

Introducing the Circle Theorems
Circle Theorem Questions
Rate of Change
Linear Velocity Time Graphs
Non-Linear Velocity Time Graphs
Rearranging Harder Formula (changing the subject)