I have created stbook.in so that anyone can read it for free. This is life time free. You will not have to pay even a single rupee to study here. All time free
There are thousands of questions and answers on various topics here. In this, not thousands of lakhs but innumerable subjects will be added. And countless more questions and answers will be added.
If doesn't work on clicking any button or link. Refresh the page once. will start working. If still does not work then my gmail is given in the contact page. You can tell me. Our team will solve the problem.
Our team works 24x7. Many important topics related to studies will be added.
Every week we add new topic.