Step one pick your spot

So to start I made a line that was 4 long

Now I added a diagonal line of three

I kept repeating untill I had this shape

Now I made a hole that was two block wide

I started a make the same shape only larger I added five

Now a line of six and repeating

Close to done this one

There

Now to start to make a new shape my adding a hole if two agian

And start making a new shape the same as the first one we made

There, it kinds looks like a spaceship

Now make it two floors with five block high and add hole for windows

Start the roof. I just lined the edge of my top with stairs but only the middle shape

Second story of stairs

There roof

Now make a roof out of half slabs for the two other shapes

So far

Decorate and enjoy