Sexual education shall not include any instruction or provision of materials via computer, books, e-books, book apps, magazines, performances, role-playing, and any other materials used in providing instruction in the classrooms or on display on any school properties in the K-12 school environment, on the topic of gender identity, gender expression, sexual orientation and identity, or any other life-style. Any infraction of this section shall incur disciplinary action from the state licensing board for a first offense, termination of employment in the school system for a second offense.