The game is very simple to explain. You have a bunch of blocks in different sizes and shapes. The wood-coloured ones have natural, un-treated texture, and for the most part come in shapes that are very even. The red blocks have a tendency to be very uneven, the wood has also been treaty, giving them a glossy texture. The objective of the game varies with whatever version you choose to play. The one we do at my table top group is the survival mode. Basically the last tower standing wins the game.
The way we play this version is that we empty the two bags of blocks at the centre of the table, then we give 10 gems to each player. This is their currency, their way of acquiring blocks that they want, or paying out of taking blocks they don't want. Going around the table clockwise, each player chooses one of the blocks to put on auction. There are two types of auction: