For optimized viewing, broadband internet connection is recommended.

  • Web browser:

    • Apple Safari: Latest stable version

    • Google Chrome: Latest stable version

    • Mozilla Firefox: Latest stable version

    • Microsoft Edge: Latest stable version

    • Microsoft Internet Explorer: version 11*

  • Javascript and Cookies enabled

  • Flash Player 9+

  • While not a requirement the CountingWorks Learning Center is best viewed using a minimum screen resolution of 1024×768

Mobile devices:

  • Apple iOS devices using Safari mobile web browser

  • Android devices using Google Chrome mobile web browser

*In August 2021, Microsoft will cease support for Internet Explorer 11.

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