This document discusses portfolios, including what they are, their contents, purposes, types, and how to implement them. It defines a portfolio as a collection of student work gathered for assessment. Portfolios can include creative covers, letters, artifacts, reflections, and goals. They are useful for documenting standards mastery, growth over time, and concepts learned. Types include writing, literacy, best work, unit, and year-long portfolios. Implementing portfolios involves collecting work, students selecting key pieces, and reflecting on their learning process and selections.