Working together, American Institutes for Research and the Montana Office of Public Instruction (OPI) use this portal to provide access to on-line systems and resources for administering Smarter Balanced Assessments. These assessments are part of Montana’s Comprehensive Assessment System (MontCAS), which has been designed to provide parents and teachers with valid, useful information to help all students succeed.

Please visit OPI’s website for more information on other Montana assessments.

Recent Announcements

  • ScIence Practice Test 

    The Montana Science Assessment (Grade 5 and Grade 8) Practice Tests are now available. 

    Added December 3, 2019
  • ORS and AIRWays Maintenance

    As part of the TIDE rollover for the new year, ORS and AIRWays will be unavailable during the day on September 18th, 2019. Please proceed with any instructions received regarding new TIDE accounts for the 2019-2020 school year. Beginning September 19th, 2019, you will be able to log into ORS and AIRWays with your new TIDE credentials.

    Added September 17, 2019
  • TIDE Accounts for 2019-2020

    In preparation for the 2019-2020 school year, please be aware that all passwords will be reset on September 18, 2019. Users must request a new password for the school year on the Login Page. For more detailed instructions on logging into TIDE, please refer to the TIDE User Guide.

    Added September 9, 2019
  • View archived announcements