Is it a parabola? 

A derivation of the Quadratic Formula that does not involve completing the square  pdf doc

Quadratic models

Arbitrary Functions

Elementary Functions

Real data that behaves well for function models

Let the units be your guide

Polynomials represent a number

Graphing factored polynomials and your name polynomial

Fitting polynomials to data

Finite differences

Optimization before calculus

Optimization with area and volume  pdf doc solutions​

Trigonometry and music (with a bit of physics)

Playing with SodaPlay

Data models and residuals

.999999... = 1?

Patterns Rule!

Markov Processes

Complex Numbers: Geometry and Transformations

• The Quadrilateral Spiral Problem​