X Construction entire spectrum

Build a bridge with the given amount of materials to let the train safely cross the valley.

All levels are solvable. Please try the Lite version before you buy the game!

The paid version has the following advantages

⇒ no ads ⇒ free build mode

The permissions are used as follows.

• Write to SD card: Savegames will be stored to SD card

• Internet access: Google Play services ...