Sudoku is a popular numbers-based puzzle. Since 2005, it has been a rage the world over - with many newspapers and magazines carrying them regularly.

The sudoku puzzle in Kayalpatnam.com is a free content provided by www.sudokupuzz.com.

To learn more about Sudoku, Click here (Wikipedia).

There are two online speed typing tests available at Kayalpatnam.com. One is a simple test - that doesn't check for errors and the other one is a slightly complex test that presents to you 10 different sets of words - all of which must be typed accurately to move ahead.