Sastan Prani
Pranyatil Samayojan
Sapaadi Sarpatnare Prani
Ubhaychar Prani
Jalsamrat Maase
Akash Samrat Pakshi
Global warming
Kalpana Chawla
Homi Jehangir Bhabha
Alexander Graham Bell
Albert Einstein
Sir Alexander Fleming
Galileo Galilei
Helen Adams Keller
Dr. A. P. J. Abdul Kalam
Bill Gates, king of Microsoft
Mari Curie
Louis Pasteur
Jagadish Chandra Bose
Thomas Edison
C. V. Raman
Dhirubhai Ambani
Henry Ford
Walt Disney