Simple dynamical game for the adult and children. The objective of the game is the clearing of a field from installed on it, and than in addition installed, multi-coloured blocks is faster, than all field will be filled. The additional blocks are installed from below of game field, shifting up already installed blocks.
The clearing is carried out by turn of four blocks, made in a framework. This game develops speed of a response of the player on continuous change of a situation. The rules of this game depend on a selected level of complexity.