koshe dekhi 15.1 problems 9 and 11/ Maths /Class 9

MAGNETIC EFFECTS OF CURRENT/ চিত্র ভিত্তিক প্রশ্নাবলী /CLASS 12

Ampere's Circuital Law and it's Application/Class 12/In Bengali

Biot Savart Law / Magnetic Field due to a circular current carrying loop/class 12

Magnetic Effects of Current/Class 12/ Bengali

WHAT IS BLACKHOLE?/WHAT HAPPENS IF YOU FALL INTO A BLACKHOLE?/IN BENGALI

HOW BIG IS THE UNIVERSE?/IN BENGALI

WHAT HAPPENED TO THE DINOSAURS? /In Bengali

WHO IS GALILEO GALILEI ?THE ETERNAL CLASH BETWEEN SCIENCE AND FAITH /In Bengali

Archimedes’ Eureka:The Story Behind the Principle That Changed Science!/আর্কিমিডিসের নীতি /Bengali

koshe dekhi 15.1 problems 9 and 11/ Maths /Class 9

Class 9 Maths /Koshe dekhi 15.1 problems

পরিবেশ ও বিজ্ঞান : Unit 1.3 চুম্বক/ Class 7