'The Ashtadhyayi of Panini' is a book on Sanskrit grammar.
'Panini' systematised the rules of Sanskrit grammar in 4th Century BC in the work Ashtadhyayi.
‘Dhai Din Ka Jhopra’ was earlier a Sanskrit school which was built by Vigrahraj Bisaldeo
‘Navigation’ is derived from the Sanskrit word 'NAVGATIH'