HMH Player App

Personal Math Trainer®

  • Introduction to ThinkCentral (click to expand each section)

    A single username and password provides you access to digital planning, instruction, and assessment resources across a range of media and subject areas that your school has purchased, including teacher guides, student eBooks, assessments, and reports.


    Depending on your role, you have convenient access to preparation tools, which you can use to:

    ·         Manage schools and classes, move students, and manage settings for your district and schools.

    ·         Monitor your district’s progress by using exportable reports on schools, students, or classes.

    ·         Create, import, or update student, teacher, other administrators’ accounts and classes.

    ·         Delegate tests and resources that your teachers can assign to their students.

  • Introduction To ThinkCentral for California GO MATH!! K-5

  • Introduction to the Teacher's Dashboard ThinkCentral Video Training

  • Introduction To ThinkCentral for California Math Expressions K-5

  • Dashboard Resources Gadgets

  • Dashboard Assignments and Reports

  • Making Assignments (Dashboard and mySmartPlanner)

  •  How to Access your GO MATH! Concept Readers Online

    In order to access the audio feature of Concept readers, Adobe Reader is required to be installed. Audio should play without issue in Internet Explorer and Safari but user may be prompted to trust the content first.  Adobe Reader may also prompt user to trust the content.


    However, in Google Chrome and Mozilla Firefox, the built-in PDF plug-in has to be disabled to access the audio feature of Concept readers. Please follow the step by step instructions


    To disable the in-built PDF plugin on Firefox:


    Step 1: Open Firefox and go to Tools -> Options -> Applications. Step 2: Scroll down to Content Type = PDF. Step 3: Change ‘Preview in Firefox’ to ‘Use Adobe Reader (default)’.


    To disable the in-built PDF plugin on Chrome:


    Step 1: Open Chrome and type "about:plugins" into the omnibox at the top.

    Step 2: Scroll down and find Chrome PDF Viewer.

    Step 3: Click the "Disable" link to prevent PDFs from loading within Chrome.


    If audio still does not play in Adobe Reader, do the following:


    Step 1: Log out and close the website.

    Step 2: Open Adobe Reader on your computer.

    Step 3: In the toolbar, go to Edit and then select Preferences.

    Step 4: Click the Security (Enhanced) category on the left.

    Step 5: In the section Sandbox Protections, on the upper left, clear the check box for Enable Protected Mode at Startup.

    Step 6: In the section Enhanced Security, just under Sandbox Protections, clear the check box for Enable Enhanced Security.

    Step 7: Click OK.

    Step 8: Exit Adobe Reader.

    Step 9: Try to access the media again.



My HRW Platform Support for California Educators

Help Documents and Tip Sheets

Introduction to My HRW:

Student Support

Holt McDougal Online (

Introduction to the Teacher's Dashboard:

Getting started with the Teacher's Dashboard in My HRW

Introduction to the Teacher's Dashboard Video Training:

Tip Sheets and User Guides

K - 6

6 - 8

High School

  • Assigning the Personal Math Trainer with CA GO MATH!!
    6-8  My HRW

  • Discover more about the Personal Math Trainer


GO MATH!!™ and Personal Math Trainer®, powered by Knewton™, are trademarks or registered trademarks of Houghton Mifflin Harcourt Publishing Company. Knewton™ is a trademark of Knewton, Inc

Big Ideas Math® and Big Ideas Learning® are registered trademarks of Larson Texts, Inc. .

*This product is not endorsed by Smarter Balanced Assessment Consortium.

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