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CP945 Smoothing Time Series Using mavII

Smooth time series data in the statistics app with the program mavII. Also fit a regression line and predict future values. mavII is freely available from www.charliewatson.com/classpad/.


CP946 Reducible Interest Using repayII

Using the program repayII to solve reducible interest problems. repayII is freely available from www.charliewatson.com/classpad/.


CP951 Using Conics

A brief look at the Conics app and how it can be used to determine the centre and radius of a circle.


CP952 Using InterActive DiffCalc

A brief tour of the InterActive DiffCalc app and how it can be used to explore concepts of differential calculus.


CP953 Using PicturePlot

A brief overview of picture plot, including the use of sliders to modify function parameters.


CP980 Modify Shift Keys

Modify the functions assigned to the shift key and save time when using your favourite commands on your Classpad.


CP745 Lengths of Tangents

Construct 2 tangents to a circle from an external point and examine their lengths.


CP746 Tangents and Radii

Examine the angle between a tangent to a circle and a radius.


CP747 The Central Angle

Construct angles on the circumference and at the centre from a common chord and examine.


CP750 Using Sliders In Geometry

How to use sliders in geometry to change lengths and angles.