This will help a lot for people who are expierencing problems on codecademy.com...
You guys can check out :
Here you can test it on diffrent OS System, and diffrent Browsers. This will help you a lot if you are expierencing problems with Codecademy... But also if you want to check out diffrent OS Systems, feel free to! !
Will help out if you want to test your app on mobile to!!
As usual.... Have a good day/night.