The 2013 Research Opportunities in Earth and Space Science (ROSES) has been released by the NASA Science Mission Directorate. It includes a proposal call for Opportunities in Education and Public Outreach for Earth and Space Science (EPOESS).
For details on the EPOESS call and ROSES 2013, see the NSPIRES page at http://bit.ly/YtVg1F.
The EPOESS proposal deadline is May 23, 2013.