Build 6x Foundation Block and unlock it in skill tree

Build 30x Foundation Block and unlock it in skill tree

Build 45x Formwork Plank and unlock it in skill tree

Build 8x Prefabricated Wall and unlock it in skill tree

Build 22x Prefabricated Wall and unlock it in skill tree

Build 10x Aerated Concrete Block and 20x Conrete Lintel and unlock it in skill tree

Build 100x Roof Tile and unlock it in skill tree

Walk 200 metres and unlock it in skill tree

Build 10x Reinforcement Block and unlock it in skill tree

Build 4x Mud Block and unlock it in skill tree

Build 25x Mud Block and unlock it in skill tree

Build 100x Mud Block and unlock it in skill tree

Build 4x Ice Block and unlock it in skill tree

Build 35x Ice Block and unlock it in skill tree

Build 75x Ice Block and unlock it in skill tree

Build 10x Roof Tile from Mud and unlock it in skill tree

Build 38x Roof Tile from Mud and unlock it in skill tree

Build 75x Roof Tile from Mud and unlock it in skill tree

You have to screw 7 screws and unlock it in skill tree

You have to screw 25 screws and unlock it in skill tree

You have to screw 45 screws and unlock it in skill tree

Cut 10 Planks and unlock it in skill tree

Cut 20 Planks and unlock it in skill tree

Cut 30 Planks and unlock it in skill tree

Cut 48 Logs and unlock it in skill tree

Cut 70 Logs and unlock it in skill tree

Cut 30 Logs and unlock it in skill tree

Cut 6 Planks and unlock it in skill tree

Cut 15 Planks and unlock it in skill tree

Cut 40 Planks and unlock it in skill tree

Cut 10 Planks and unlock it in skill tree

Cut 30 Planks and unlock it in skill tree

Cut 36 Logs and unlock it in skill tree

Cut 2 Planks and unlock it in skill tree

Cut 18 Planks and unlock it in skill tree

Cut 20 Logs and unlock it in skill tree

Cut 36 Logs and unlock it in skill tree

Cut 42 Logs and unlock it in skill tree

Cut 60 Logs and unlock it in skill tree

Build 10x Drywall Board and unlock it in skill tree

Build 10x Mineral Wool and unlock it in skill tree

Build 10x Elevation PCV Panel and unlock it in skill tree

Build 100x Drywall Board and unlock it in skill tree

Build 25x Jungle Log and unlock it in skill tree