Eldest Pig was making his house out of Concrete Slabs.  He had is walls poured into molds that resembled castle walls with Egyptian hieroglyphics.  He had the slabs lifted and joined at the concrete corner posts.  The doors where made of steel.  When he had finished his house, it was very attractive.

Youngest Pig visited his brother Middle Pig one day.  When he returned to his where his computer paper house was, it was gone!  He returned to Middle Pigs place of straw, and they decided to talk to Eldest Pig about the problem.  After thier talk with Eldest, they both went back to Middle Pigs straw house and it was gone too!

Well, they needed someplace to stay, so they returned to Eldest Pig's house and told him what happened.

"I don't know if it was your house, but I....

...saw Wolf with computer paper and straw in his turck... see "Wolf's House Nabbing"

or

... saw the State Health Department truck filled with straw and computer paper... see "Pig's follow Health Department clue.