An active clearance is one in which the candidate is presently eligible for access to classified information. A current clearance is one in which a candidate has been determined eligible for access to classified information but is not currently eligible without a reinstatement.
The NCTM Standards evolved over several years, beginning with the 1980 report An Agenda for Action (NCTM, 1980), an important precursor to the NCTM Standards documents. A set of events and circumstances took place in the 1980s that spurred the need for standards and for national direction in mathematics education.
AIMS Science home page. The National Center and State Collaborative (NCSC) is a project led by five centers and 24 states (13 core states and 11 Tier II states) to build an alternate assessment based on alternate achievement standards (AA-AAS) for students with the most significant cognitive disabilities.