Product Technical Support

    • Core Product Support (e.g. Ed: Your Friend in Learning, Holt McDougal Online (my.hrw.com), ThinkCentral)

      Monday through Friday - 7:00 AM - 9:00 PM ET - Holidays Excluded
      phone  800.323.9239 (International +1 786 842 2449)
      E-mailTechnical Support
      When sending us an E-mail request, please be sure to include the product name, any applicable user account information, and any other information that may help us research the issue you are experiencing.
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      Intervention Product Support (e.g. Student Achievement Manager (SAM), READ 180, MATH 180)

      Monday through Friday - 7:00 AM - 9:00 PM ET - Holidays Excluded
      phone  800.283.5974
      E-mailTechnical Support
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