this site walks through videos of sample lessons that address the standards for mathematical practice
this site has "I can" statements by grade level
This site allows teachers to put in domains and strands for sample lessons
DSouza's geometry lesson video
2nd grade learning targets for math
BLAST website that explains CCSS and walks us through them so we can see it in real life
5th grade unpacking math standards
4th grade math dissection by standard with samples and progressive developmental steps