From the top:
Excellent Jugenstyle poster by the great Seymour Chwast, for his and Steven Heller's "Design & Style" series. Jugenstyle translates from the German as"Youth Style" ("Art Nouveau").
Old toy submarine, the kind that sink to the bottom. I think there's a trick with baking soda which makes it resurface, but I'm not sure.
1950's Bugs Bunny t-shirt.
Spiel Naef wooden toys from Switzerland - the stacking pointy blocks were at the bottom of a cardboard box of other wooden blocks from the flea market and the box of Kugelbau was from a yard sale. The Dala horses are from various places, found one at a time until before we knew it we had a whole herd.