Videos
Recorded from actual lessons delivered in my classroom, sometimes divided up into sections for convenience. These can also be browsed through on the Maths playlist at WooTube.


Find a tangent's equation 
Once the basic rules of differentiation have been introduced, we can calculate the equation of a tangent to a curve at any point. 

Introduction to Series and Sequences 
Defining terms, explaining the basic concepts with a few common examples. 

Introduction to Arithmetic Progressions: 1, 2, 3 
Covering the basic ideas and formulas related to progressions with a common difference. 

Sigma Notation 
Introducing a shorthand method forĀ 

Introduction to Geometric Progressions: 1, 2 
Covering the basic ideas and formulas related to progressions with a common ratio. 

Limiting Sum of a Geometric Progression 
Investigating the curious case of an infinite series with a finite sum. 

Superannuation: 1, 2, 3 
Applying the theory of GPs to an common investment scenario. 

APs and GPs: Tricky Question 
Worked example of a question with an interesting twist. 

Time Payments: 1, 2, 3, 4, 5 
Investigating what happens when we attempt to pay off a debt that keeps growing due to the duration of the loan. 