At 5 years-old, I don’t think I’d quite call it engineering but maybe I’m wrong.
Josh wanted to build a bunk bed for Aves’ dolls. He took 2 chairs, put them upside-down and leaned them against each other. I told him he had a serious design flaw and needed some support for the middle. In true engineering fashion, he argued that his design was fine. Until this happened:
Josh agreed that we needed some support in the middle. So, I started searching around the room looking for a box or toy to shove under the middle. I looked up when Josh said, “Here Mommy, I built this to put in the middle.”. I didn't help Josh with this at all. Remember, I was busy searching the room! This is what Josh imagineered: