Here are some GREAT lesson plans for all K-2 classrooms!
Money Introduction Lesson Plan: Introducing your students to money for the first time? This lesson focuses on teaching students to recognize the value of the penny, nickel, dime, quarter and dollar.
Counting Money: “Here are some hands-on classroom exercises for teaching counting money.”
What Is Money?: “To provide learning experiences that will encourage the student to discover and be challenged in learning, and become acquainted with money. Includes lesson worksheet and play store activity.”
Money Enrichment Lesson: This lesson is for students who are really
comfortable with money. Challenge them with this interactive website.
Class Store Lesson Plan: “This lesson plan focuses on giving students a chance to apply what they have learned about money. It is used to provide a variety and incentive during review time of other skills.”
Money Matters 
These lesson plans look great! I definitely will want to use these in my future classroom!