Tomark the centenary of World Crossword (1913-2013) A.N.Prahlada Rao has written PADALOOKA Crossword book consisiting of 160 Kannada Crosswords. Prof K.S.Nisar Ahemed, Kannada Poet and Sri Anantakumar, MP released the books on 7 October 2013. A.N.Prahlada Rao has created 40,000 crosswords in the Kannada language for Kannada daily newspapers and periodicals with 10,00,000 clues. He started writing Kannada crosswords in 1984. A.N.Prahlada Rao is probably the only man in the country to possess the unique achievement of having created more than 40,000 crosswords in a regional language—Kannada. And the range of his subjects vary from one end of the spectrum to the other -- cinema, science, crime, mythology, women and child issues, culinary, and of course, the general crossword. Two major daily news papers i.e. Vijaya Karnataka and Samyukta Karnataka and mangala aragini weeklies and balamangala fortnightly carrying his crosswords daily in addition to some of the major periodicals publishing in Kannada language. Every day A. N. Prahlada Rao creates 3 crosswords. His crosswords also published in Kannadaprabha, Aragini, Mangala, Balamangala, Chitra, Priyanka, Karmaveera, Tharanga, Vijayachitra, Vanita, Janapada, Vignanasangati, Policenews, Policefile, Sanchu, Udayaraga, Dehalivarte, Rangavalli, Hotel Patrike, Cheluve, Chitratara, Kandayavarte, Vydyaloka, Kannadamma, Udayakala and some more magazines.He has contributed his crosswords to more than 40 Kannada periodicals in last 25 years.