Through TeachersPayTeachers.com educators can buy and sell material they are not longer using or needing, and take something out of it! And to sell, it is free! There is an online catalog of the products that have been posted at the website. This catalog is divided into categories, depending on the grade level. These are: Pre-K, Kindergarten, First, Second, Third, Forth, Fifth, Sixth, Seventh, Eighth, Ninth, Tenth, Eleventh, Twelfth, Higher Education, Adult Education, and Homeschooler. There is a list of subject areas for Pre-K to Twelfth grade; and also another list of resources. By choosing the grade, the subject area, and the resources, you will narrow the search; therefore find what you were looking for. There are also some free downloads available, and list of products for university teaching. What’s more, they display a list of the top products and another of the most recently posted ones. In this way, it is easier to find what you are seeking for, and even read and get to know what the other teachers use and recommend. In addition, if you want to sell there is a section dedicated solely to this.