The document provides key ideas for parents about supporting the Common Core at home. It discusses three main ideas: 1) The Common Core emphasizes critical thinking, analysis, discussion, evaluation, and explaining understanding in writing. Parents should let deep thinking be hard and help their children talk through problems. 2) It emphasizes using proof and evidence over memorization. Students must explain how they know something. 3) It integrates learning across disciplines, with tasks combining reading, math, and social studies standards. Students work together to solve real-world problems.