All Systems Operational

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Welcome to the HMH Platform Status Center. We continually monitor the availability and performance of our products. Interruptions to service will be posted here. We are committed to providing you with transparent, specific, and timely information. Please bookmark this page or subscribe to receive notification of a service issue.

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HMH Ed Operational
Login Operational
Content and Resources Operational
Assignments Operational
Reporting Operational
Rostering Operational
ThinkCentral Operational
Login Operational
Content and Resources Operational
Assignments Operational
Reporting Operational
Rostering Operational
Holt McDougal Online Operational
Login Operational
Content and Resources Operational
Assignments Operational
Reporting Operational
Rostering Operational
Contact Center Operational
Operational
Degraded Performance
Partial Outage
Major Outage
Maintenance
Mar 12, 2026

No incidents reported today.

Mar 11, 2026
Classcraft on Ed
Resolved - This incident is now resolved.
Mar 11, 12:00 EDT
Monitoring - Thank you again for your patience. A fix has been implemented and Classcraft is now available for impacted users. Out of an abundance of caution, we will be monitoring this incident into the day tomorrow. If you experience any issues accessing Classcraft, please contact HMH Technical Support.
Mar 10, 13:39 EDT
Identified - The cause of Classcraft not displaying on Ed has been identified and we are currently working on a fix.
Mar 10, 12:42 EDT
Update - We are continuing to investigate the root cause of Classcraft not displaying on Ed. Thank you for your patience.
Mar 10, 12:13 EDT
Investigating - HMH engineering teams are currently investigating an issue where Classcraft is not visible on Ed. Another update will be provided here as soon as more information is available.
Mar 10, 11:07 EDT
Mar 10, 2026
Mar 9, 2026

No incidents reported.

Mar 8, 2026

No incidents reported.

Mar 7, 2026

No incidents reported.

Mar 6, 2026

No incidents reported.

Mar 5, 2026

No incidents reported.

Mar 4, 2026

No incidents reported.

Mar 3, 2026

No incidents reported.

Mar 2, 2026

No incidents reported.

Mar 1, 2026

No incidents reported.

Feb 28, 2026

No incidents reported.

Feb 27, 2026

No incidents reported.

Feb 26, 2026

No incidents reported.

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