13 questions
What is this?
Brick
Mortar
Steel
Sand
What is this?
Brick
cement
Steel
Sand
What is this?
Brick
steel
Concrete
Sand
What is this?
rebar
I beam
Marble
granite
What is this?
rebar
I beam
Marble
granite
What material is this?
stone
glass
iron
slate
What material is this?
stone
glass
marble
slate
What is this?
Mortar
cement
brick
slate
What is this?
I beam
Rebar
steel
iron
What is this?
I beam
sand
cement
concrete
What is this?
stone
sand
slate
rebar
What is this?
brick
steel
stone
I beam
What material is this?
brick
steel
stone
I beam