Online asynchronous refers to a mode of online learning where students engage in learning activities and interact with course materials and resources at their own pace and at a time that is convenient for them.

An orientation school, also known as an orientation program or orientation session, is an educational initiative designed to familiarize students with a new learning environment, policies, procedures, and expectations.

An open concept classroom is an innovative learning space characterized by a flexible, barrier-free design that encourages collaboration, communication, and creativity among students and educators.

An open curriculum, also known as a flexible curriculum or non-prescriptive curriculum, is an educational approach that allows students to have greater autonomy and freedom in choosing their courses and learning paths.

The Office of Public School Construction (OPSC) is a government agency or department responsible for overseeing and facilitating the planning, funding, and construction of public school facilities and infrastructure.

In the context of educational finance and accounting, object codes are numerical or alphanumeric codes used to categorize and classify expenditures and financial transactions.