The pleasure lies not in discovering the truth, but in searching for it.

Before Calculus

Topics from earlier math courses

Unknown Thing – A link to a TED talk explaining why we use x for the “unknown.”

Show Me the Math! – A note on Is God a Mathematician? by Mario Livio, an excellent book on how math works. A discussion of whether mathematics was invented or discovered.

Absolutely – Notes on teaching absolute value with a quiz and Absolute Value with the answers to the quiz and a further discussion.