The National Humanities Center presents collections of primary resources compatible with the Common Core State Standards, historical documents, literary texts, and works of art, thematically organized with notes and discussion questions....

[Free Registration/Login Required] These worksheets can help students practice the Common Core State Standards skill of spelling words phonetically.

Standard HSN-Q.A.3 states: "Choose a level of accuracy appropriate to limitations on measurement when reporting quantities." This page explains what this standard means. Click on 'Sample Assignments' for some quick drills.

The Common Core Standard L.1.1.c states that the students will use singular and plural nouns in sentences with matching verbs. Students will do this in writing and speaking. This lesson allows students to write and tell the class...