1 feb 2009 anni - Common Core State Standards
Descrizione:
The Common Core State Standards Initiative, "a state-led effort coordinated by the National Governors Association Center for Best Practices (NGA Center) and the Council of Chief State School Officers," is launched. It is expected that many, perhaps most, states will adopt them.Aggiunto al nastro di tempo:
Data:
1 feb 2009 anni
Adesso
~ 16 years ago