Such instruction in the constitution of the United States shall begin not later than the opening of the junior high schools or seventh grade and shall continue in the high school course and in courses in state colleges, universities, and the educational departments of state and municipal institutions to an extent to be determined by the commissioner of education.

Ref: C.R.S. 22-1-109

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(2) The provisions of subsection (1) of this section shall not apply to a child:

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(b) Who is enrolled for a minimum of one hundred seventy-two days in an independent or parochial school which provides a basic academic education. “Basic academic education” for the purpose of this article means the sequential program of instruction provided by an independent or parochial school. Such program shall include, but not be limited to, communication skills of reading, writing, and speaking, mathematics, history, civics, literature, and science.

Ref: C.R.S. 22-33-104