KSAR

The game contents 24 coloured pieces (12 of each colour) and 6 uncoloured pieces (parallelepipeds “1 x 2 x 3”) and 4 borders to make the frame for the game.
Each player takes the pieces of one colour and 3 uncoloured pieces.
The aim of the Game is to connect the longest series of pieces of your colour.
Uncoloured pieces count as either colour.
The players take turns to place one of their pieces in the frame. It can be placed flat, on its side or vertically.
Each piece placed must be against another piece and / or an edge and must not be placed against a piece of the same height.
The game ends when one of the players can't play any more.
The players count their longest series of pieces, including uncoloured ones. They must deduct one point for any unplayed uncoloured pieces.
The winner is the one with the highest score.

—description from the designer