The basic shapes used in original Tetris game is
J, O, L, I, S, Z, T, but with advent of world
wide web, secondly popularity of the game lot
many versions of the game are available to be
played either on net, online, play stations or
on pocket and TV video games. Today to attract
gamers fruits, colorful blocks, circles and many
other shapes are available along with different
layouts and ways of playing.
The basic shapes
of Tetris are as given below: