Permalink: John Piper on the "Five Points of Calvinism"

The article from desiringgod.org, broken down into bite-size pieces. Not necessarily in the TULIP acronym order, but it still works.

Total Depravity--part 1, part 2.
Irresistable Grace--part 1, part 2.
Limited Atonement--part 1, part 2.
Unconditional Election--part 1, part 2.
Perseverance of the Saints.