Creative Play is so beneficial. Don't underestimate the power of creative play at this young age. Here they are living and exploring in a box. They seem to be sharing here but they don't always share. I'm sure the cat is ready to escape. Ha ha ha!!
Good Website: http://unplugyourkids.com/2008/02/27/creative-play-makes-for-kids-in-control/
"Creative play makes for kids in control" Lev Vygotsky