Block Blast has a really simple concept, but the gameplay can become tricky once there is less space on the board. Players get different block shapes and need to fit them together to clear complete lines. There is no complicated setup, so the game is easy to start playing right away.
The fun comes from deciding which move will leave the board in the best condition. A block might fit perfectly in one place, but using that space too early can make the next pieces much harder to place. Keeping a few open areas for larger shapes is often more useful than clearing a single line as quickly as possible.
The game also feels quite relaxing because there is no need to rush through every move. You can look at the available pieces, check the empty spaces, and decide what works best.