NJSLS
Parents' Guide K-12 to help your child at home with Common Core from PTA.org website:
http://www.pta.org/files/Common%20Core%20State%20Standards%20Resources/2013%20Guide%20Bundle_082213.pdf
Council of the Great City Schools.org parent guide books to understand what your child is learning, available in English and Spanish for both Math and ELA:
Math: http://www.cgcs.org/Page/244
ELA: http://www.cgcs.org/Page/328