Technical Requirements The Most Compatible Web Browser for Sitting ICAS To ensure Technical Requirements are met, we recommend using Google Chrome to run Mathematics, English, Science and Digital Technologies.Note 1: Web browser in order of preference (with compatible OS)Chrome 28+ (Windows 7, 8, 10, Mac OSX, Chrome OS)Firefox 20+ (Windows 7, 8, 10, Mac OSX)Internet Explorer 11+ (Windows 7, 8, 10, Mac OSX)Safari 6+ (Mac OSX) Supported Hardware Devices LaptopDesktop PCChromebookiPadAndroid tablet Note 1 : An external keyboard or mouse is not necessary for students using a tablet. Note 2 : The iPad mini is not supported. Settings A minimum screen resolution of 1024px width x 768px height is required.JavaScript must be enabled in the browser.Cookies are required and need to be enabled.Audio should be available via headphones, earphones or earbuds for Reach Spelling and ICAS Spelling Bee.