We know that kids really love playing 3d trains games online, so when we happened upon a wonderful game such as the one you get to play right now and here for free, a game called Rail Road Crossing 3D, we knew that sharing it with you was the right direction to go into, especially since it is also a puzzle game and thinking game at the same time, one where fun is guaranteed from beginning to end, just like it has been for us. If you care to learn how the game works, don't worry, since we teach you everything you need to know in the following part of this article, so have no worries, you will be fine! When trains are coming, you need to put down the barrier so that cars don't get hit, so click on the red buttons to do so, and click on the green ones after they have left, for the cars to pass through. That is what you do at each new level, having new challenges and puzzles each time, but that is what makes them more fun, of course. Good luck to everyone, and don't forget that the day is not yet done, and we would love for you to play even more of our cool games of the day since we've added only awesome ones!