To sum it all up...

Bottom line is -
DO your homework.
DO your research.
Get all ducks in row.

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http://www.leginfo.ca.gov/.html/edc_table_of_contents.html

51933. (4) Instruction and materials shall be appropriate for use with
pupils of all races, genders, sexual orientations, ethnic and
cultural backgrounds, and pupils with disabilities.

51933. (6) Instruction and materials shall encourage a pupil to
communicate with his or her parents or guardians about human
sexuality.

51931 (a) "Age appropriate" refers to topics, messages, and teaching
methods suitable to particular ages or age groups of children and
adolescents, based on developing cognitive, emotional, and behavioral
capacity typical for the age or age group.

51939.
(a) A pupil may not attend any class in comprehensive sexual
education or HIV/AIDS prevention education, or participate in any
anonymous, voluntary, and confidential test, questionnaire, or survey
on pupil health behaviors and risks, if the school has received a
written request from the pupil's parent or guardian excusing the
pupil from participation.

(b) A pupil may not be subject to disciplinary action, academic
penalty, or other sanction if the pupil's parent or guardian declines
to permit the pupil to receive comprehensive sexual health education
or HIV/AIDS prevention education or to participate in anonymous,
voluntary, and confidential tests, questionnaires, or surveys on
pupil health behaviors and risks.

(c) While comprehensive sexual health education, HIV/AIDS
prevention education, or anonymous, voluntary, and confidential test,
questionnaire, or survey on pupil health behaviors and risks is
being administered, an alternative educational activity shall be made
available to pupils whose parents or guardians have requested that
they not receive the instruction or participate in the test,
questionnaire, or survey.