This site is very beautifully designed and very helpful to the all over students.
I am very glad to know about this app and website. Yes it contains both platform webportal and application in android and ios as well.
This is very easy to learn something because all lessons are performed visually so student can understand and remember it very easily.
This site is very well educated and their developers are too experienced and so that site content never gone mismatch or hang anywhere.
This provide all content that student need to know. They provide all information regarding every single topic or lesson.
It is very user friendly and easy to use .
And also not taking too much time for loading of videos and images.