by parents or guardians Section 445(a) of the General Education Provisions Act ( 20 U.S.C. 1232h(a) ) is amended to read as follows: (a) Availability for inspection by parents or guardians A local educational agency (as such term is defined in subsection (c)(6)(C)) that receives funds under any applicable program shall ensure the following: (1) Information available Each of the following shall be available for inspection by the parents or guardians of the children in attendance at the schools served by such agency, and the availability of each of the following for inspection shall not be conditioned on any requirement that such parents or guardians sign a nondisclosure agreement: (A) All instructional materials, including teacher’s manuals, films, tapes, or other supplementary material which will be used in such school or in connection with any survey, analysis, or evaluation. (B) Any books or other reading materials made available to students in such school or through the school library of such school. (C) Any professional development materials. (2) Comment periods for parents (A) In general The agency shall provide comment periods during which parents or guardians of the children in attendance at the schools served by the agency may inspect and provide feedback on any of the materials referred to in paragraph (1) that— (i) are expected to be used to teach such children during the three weeks following the comment period