Physical CalculatorsThese should be used to help students with large computations (e.g., computing an average of several numbers) after conceptual
understanding is in place (e.g., students understand that finding the mean is about equal sharing). There are so many different types (e.g., basic, scientific, and graphing) and brands (e.g., Casio, and Texas Instruments) of calculators. Your school may already have class sets of certain calculators. Take time to review the functionality of whatever calculators your students use so you can support students in the effective use of the calculator