Endless Tower - this game will allow you to keep yourself busy while waiting. Build your towers, you may not succeed, but go ahead, check if you can handle the trial, how high can you built?

And if you are an experienced player with a good reaction familiar with similar games, or you are tired of building simple towers, take a chance and try the challenge mode. A variety of difficulties tied to certain colors that replace each other during the game. Try not to get lost in them, because every mistake can be decisive. If this did not scared you, then go into challenge mode and then building a regular tower will seem to you a simple task. Good luck