All CTY online courses have the following technical requirements, in addition to specific requirements listed in the course description:

A computer with broadband internet access and a current web browser. 

A headset, speakers, and a microphone, plus common tools such as Zoom, allow interaction with instructors and other students during real-time class and tutoring sessions.


Students use a K12 email address and Microsoft Office 365 apps, which are provided by CTY. Additional plug-ins may need to be installed to support videos and submission of work and tests.



We recommend a minimum of 5-10 mbps to run any CTY website or program. To run a speed test, visit


Computer Hardware & Web Browsers

Computers or devices using Windows 10, MacOS 10.13.6, or iPadOS 12.4.7 or later operation systems.

Current web browsers, including: 



Microsoft Edge

Safari for Mac computers and devices


Your Browser

Your internet browser should be configured to:

Enable cookies

Enable JavaScript

Allow pop-up windows

Allow plug-ins when needed



Additional software may be needed, and is described within the details of each course:

Adobe Reader – other PDF viewers are not supported.

Software Development Kits for programming, for example, Java.

Respondus Lockdown Browser




Please visit the CTY Help Desk for immediate technical support assistance for CTY’s online courses or Online SCAT testing. Technical support is available 24 hours a day, 7 days a week. For faster response time, we recommend using the chat or phone options.