Hello, my name is Tricia Whitty. I am a fourth grade math teacher. I have developed, over the course of the last few years, calendar supplements that have given my students daily practice on the concepts and skills. Mastery of the Common Core is necessary for state testing and students need time to practice. These calendar skills will bring your students to the point of mastery. The supplements include number classification, equivalence, area, perimeter, fractions, decimals, geometry, and so