Grant rules required that each of the two assessment consortia have 15 members to qualify for federal funding, but that clear line is now "a dotted line," an Education Department official said.
A new survey caps tumultuous few weeks for PARCC, which has seen several state members drop out or decide not to use its tests.
Four of the individuals named today are serving an additional term, while the only new member is a former New Jersey education commissioner.
At a public hearing last week in Kentucky, the Next Generation Science Standards sparked heated debate.
Testing-consortium officials reach out to reporters to bring attention to the states that are fully committed to field-testing the exam in 2014.
Computer science spurred a rare display of bipartisanship during the recent House debate to revise the Elementary and Secondary Education Act.
New survey data suggest that most middle school math teachers believe the common core standards are more rigorous than their state's prior standards.
Indiana moves to drop out of PARCC.
Educators are flooded with materials, all claiming to be useful in teaching the common core standards.
The state cites cost, technological readiness, as stumbling blocks in using PARCC's tests.