This is where you will find all of the 21st Century Skills, NGSS, NCSS, and CSS/ELA standards for each lesson.
Standards MS-3

Download the standards tables for Middle School Lesson 3: 21st-Century Skills and NGSS, CCSS, and NCSS.
Standards MS-2

Download the standards tables for Middle School Lesson 2: 21st-Century Skills and NGSS, CCSS, and NCSS.
Standards MS-1

Review and download the standards tables for Middle School Lesson 1: NGSS and 21st Century Skills, CCSS, and NCSS.