The Museum Institute for Teaching Science maintains Science by Connections, an online, searchable database of STEM programs in Massachusetts suitable for school field trips and in-school activities for students, as well as professional development for teachers.  You can search by grade level, field of STEM, geographic region, Common Core literacy and math standard, Science and Technology/Engineering standard, and/or program provider. Providers, schools, and other interested parties are encouraged to contact the Science by Connections staff with questions, requests, or suggestions.