Our McDougal Littell Assessment System and the Houghton Mifflin Assessment System have been retired and are no longer accessible. If you want to retrieve your data from the platform that is no longer accessible, please contact techsupport@hmhco.comor 800.323.9239 and let us know that you’re contacting us about the data extraction from the McDougal Littell Assessment System or the Houghton Mifflin Assessment System.
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