A free program for Android, by Building Examples.

In this game, the kids will get to build their own train using the blocks. The game is divided into several sections: Build the tracks, connect the cars, build the houses, etc. Each section is divided into a number of levels, and in each level, there is a specific number of blocks to be used.

The kids will get to use their imagination and creativity to design their own train. They will be able to choose from a variety of wagons, locomotives, etc. They will also be able to use the blocks to design the buildings and create their own world.