https://www.cde.ca.gov/ls/he/se/faq.asp
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Does the law permit schools to teach comprehensive sexual health and HIV prevention education in elementary school?
Yes. Comprehensive sexual health and HIV prevention education may be taught in grades K-6, inclusive. All instruction and materials in grades K-6 must meet the instructional criteria or baseline requirements listed below. Content that is required in grades 7-12 may be also be included in an age-appropriate way in earlier grades. (EC §§ 51933, 51934(b).)
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