System requirements


The following browsers are supported:

  • Google Chrome, version 72 and higher
  • Microsoft Edge
  • Safari, version 10.0 and higher
  • Firefox, version 60 and higher


Java Runtime could be required to use some minor features of World Book Online.

White list

For full accessibility, please add the following sites to your network white list:

  • //
  • //
  • //

Mobile devices

The following mobile devices are supported:

  • Safari Browser on iPhone
  • Android browser on Android
  • Internet Explorer on Windows phone
  • Internet Explorer on Blackberry


The following settings should be enabled:

  • Cookies should be enabled
  • Javascript should be enabled
  • Security level in the browser should be medium or lower (should not be high)


Questions? Contact World Book Online Support: