Charlis Mas:

Seattle Public Schools has re-defined the word “curriculum” no fewer than six times in the past four years. It seems to change with each new Chief Academic Officer, Assistant Superintendent of Teaching and Learning, or Executive Director of Curriculum. It also changes anytime the District needs to weasel or make other people (the Board or members of the public) appear ignorant.
Here is the most recent definition provided. It comes with the FAQ on Common Core: