Few innovations have galvanized libraries, schools, and museums like the maker movement. "Makerspaces" are community centers that combine manufacturing equipment with education in a way that lets people collaborate, explore and innovate. In makerspaces, people apply scientific and engineering principles in a hands-on environment to create things such as robots and 3D models. The excitement of freestyle innovating lends itself to interest in Science, Technology, Engineering and Mathematics (STEM). This Short Subject discusses the interface between makerspaces and STEM and the ways in which women and girls are seizing opportunities presented by the maker movement