Requires all electrically operated partitions and room dividers in schools and educational institutions to be equipped with safety devices which, subject to standards established by the commissioner of education, stop the motion of such partitions and room dividers upon the presence of a body in front of the leading edge of such partition or divider, and in the stacking area thereof; provides for additional state building aid to school districts for the costs of purchasing safety devices for electrically operated partitions and room dividers.