An interlocking game Tetris style

This is a fast game that is played either alone or duel face to face several rounds.

The principle is to fit pieces of wood that have different shapes to occupy all the space delimited by a small wooden tray.
Initially we take the parts shown on the map to complete a part of the wooden tray. Then the opponent gives you more room to integrate and enlarges the space on the board by shifting a small separator bar.
My 10 year old daughter loves this game and believe me it's not because you are adults you are advantaged, it is fast ;-)

3D gaming is also very nice, it tries to mount not always simple structures to hold!

The parties are fast and it's also a good game to grasp geometry in space. Children do not feel they do math, and yet ...