Release Date (newest first) Release Date (oldest first) Course Title (a-z) Course Title (z-a) Science Class X By witonomy In Biology, CBSE, Chemistry, Physics, Science, X Physics Class XII By witonomy In CBSE, ICSE, ISC, Physics, XII Mathematics Class X By witonomy In CBSE, Mathematics, X Hi, Welcome back! Jetpack has locked your site's login page. Jetpack has locked your site's login page. Your IP address 65.1.132.197 has been flagged for potential security violations. You can unlock your login by sending yourself a special link via email. Learn More Your email