SUM OF WHICH is TWENTY (SMART Notebook file)
Sum of Which is TWENTY SMART Notebook file can be used to play SUM OF WHICH is TWENTY in your classroom. Please be aware, you need to have SMART Notebook Software for this file to work. This is a great way to teach the game to your students or play the game as a class with teams. This file (Single User License) can be downloaded immediately after payment.