was built in 1890 and named for Principal Charles Collins Rounds, who, as enrollment grew, strongly advocated for construction of a new classroom building. Today, Rounds Hall houses the university's education departments, which prepare tomorrow's leaders in early childhood, elementary, secondary, and special education, and social science department, which encompasses a wide variety of disciplines, including anthropology, political science, environmental planning and geography, and tourism management and policy. An annual tradition called Pumpkins on Rounds has been ongoing since 1975. Every fall pumpkins appear on the two spires atop the clock tower. Samuel Read Hall Building In spring 1923, Plymouth Normal School opened Samuel Read Hall Dormitory, named after an innovative teacher educator who taught at Holmes Plymouth Academy in the late 1830s. The facility is now focused on human and environmental health and housing the departments of Counselor Education and School Psychology, Nursing, Social Work and Physical Therapy (DPT). Harold E. Hyde Hall Built in 1974, Hyde Hall is named for Plymouth State's 10th president, Harold E. Hyde, whose 26-year tenure—from 1951 to 1977—was a period of growth for the institution in both number of students and in campus facilities. Today, Hyde Hall is home to academic programs, including the College of Business Administration and the Departments of Criminal Justice, Languages and Linguistics, Mathematics, and Psychology. Boyd Science Center Boyd Science Center is the heart of scientific research and study at PSU. The building, named for longtime science professor Robert L. Boyd. Boyd is also home to the Mark Sylvestre Planetarium and the Judd Gregg Meteorology Institute, a resource for students in PSU's undergraduate and graduate meteorology degree programs, the only such programs in New Hampshire. Data accessible from vortex.plymouth.edu (PSU Weather Center) is accessed over 500,000 times each week! The Enterprise Center at Plymouth (ECP) opened in 2013 as a collaboration between the university and the Grafton County Economic Development Council. The ECP serves as a business incubator and accelerator, assisting start-ups and existing businesses with professional services and resources, including PSU student interns, who are regularly recruited to work with local businesses. Located on the banks of the Pemigewasset River at the point where the two sides of campus meet, the ECP represents the strong bond Plymouth State has formed with the community. Mary Lyon Hall Built in 1916 and renovated in 2006, it is named after Mary Lyon (1797–1849), an American pioneer in women's education. In