The mission of the Marion Center Area School District is to serve the community by challenging and educating all students to be responsible and productive citizens of a global society. 3rd Grade Guide to Student SuccessLearning is a triangle with your child, you and the teacher at each point. Without all three working together, there's no complete picture! 3rd Grade English Language Arts Curriculum MapText: MacMillan/McGrawHill TreasuresEach child will:3rd Grade Math Curriculum MapText: HMH Go! Math3rd Grade Social Studies Curriculum MapSuggestions to help your child at home: