Lines in Parametric Form-This paper explores the relationship between lines of the form y = mx + b and lines in parametric form.
Geometric probability-This paper explores an apparent paradox in geometric probability.
Similar figures-A short paper which explores how similar figures can be explored with GSP.
Spirals-An essay which looks at the spirals formed by concentric squares.
Lesson Plan-A series of lessons using spreadsheets on the mathematics of finance.