It's all fun and games...

He's starting to play with his toys more... sort of. "Playing" consists of inspecting each toy carefully, hitting himself in the head with it and/or trying to fit the entire toy in his mouth, and then throwing the toy on the floor. Here he is at the inspection point of the process:
The big dog has found a refuge from the madness on the stairs. She's all "Keep him down there and I'll stay riiiight here."