Yikes! How can you keep track of a class set of calculators, especially if you're a secondary teacher and see between 80-150+ students a day? You can use this tool to devise a plan to keep things as organized as possible.
This resource discusses the calculator and software needs of high school math classes. It presents guidelines to help the teacher communicate with parents about technology purchases they may want to make.
This resource presents four situations that might occur in a high school math class, and it asks you to consider how you might use the misconceptions revealed in them to elicit a deeper understanding on the part of the students involved.