IMPORTANT NOTICE: Please be aware that HMH® will be retiring ClassZone as of 12/28/2020. Because of the age of this application, the programs supported by this platform are not able to benefit from the technological improvements in accessibility, security, and HMTL5 (non-Flash) that we have incorporated into our newer programs and platforms in recent years. Please contact your Account Executive to discuss newer digital programs that may meet your needs.

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