The Three Little Pigs

1. House of Straw

1.1. First house to be built

1.2. Easiest house to build

1.3. Lazy pig

2. House of Bricks

2.1. Hardest house to build

2.2. Smart pig

2.3. Saves his brothers

3. The Big Bad Wolf

3.1. Wants to get the pigs

3.1.1. New node

3.2. Huffs and Puffs to blow the houses down

3.3. Sly old Wolf

4. House of Sticks

4.1. Second house built

4.2. Still not strong enough