< 3x3 >

The first software version (1996)

In basic version, figure-tasks are created in the matrix of 3x3 squares.

Differences between the Lugram_III and Lugram_III_g:

• way of selecting the constituent elements
• matrix for solving tasks is not visible
• a number of errors is limited
• a number of tasks at the level of the game is nine

< 5x5 >

LUGRAM_5x5 brings increase dimensions of tasks-matrix. Creating tasks in 3x3 submatrix is possible, of course.

• module for creating the figure-tasks
• module for creating the constituent elements
• time limit for solving problems
• choice of time limits
• choice of music background
• choice of figure-tasks colors

Three tasks levels are available . Allowed number of errors in the game is less if the level of the game higher. Success depends on the time which was spent for the solving all tasks.

< 7x7 >

LUGRAM_7x7 allows the matrix 3x3, 5x5 and 7x7 squares. Home group of tasks has been taken from the version 5x5.