You can contribute jokes, puzzles, questions, model papers, articles, your papers/presentations etc. You can intimate us about competitive exams, syllabus changes, etc. We will be glad to acknowledge it on our site.
Please send us e-mail at firstname.lastname@example.org which may have file attachments, preferably as Word/OpenOffice documents or HTML file or PDF file. Please clearly mention your name and e-mail address.
You can even send it by snail mail at:
M.L. Aggarwal, A-59, Yojana Vihar, Delhi -110092