Growing a Number Pattern
Starting to record how a number sequence is generated using multilink and written methods
Factorising a quadratic.
Factorising a quadrtatic equation and using the preocess to solve a numerical problem.
Finding a given area of a shape
How to break a complex problem up into easy parts to get to the solution. A CIE ICCSE Extended question from the 20011 summer exam.
Using Negative Numbers in Subtraction
This method helps students to use negative numbers to solve written and mental subtraction problems and encourages mental calculation as a preferred method.
Angle at the circumference of a semi
One of my very early video aimed at proving that the angle on a circumference of a semi circle from points A and B where AB is the diameter, is always a right angle.