Our 18-month-old grandson is more verbal every time we see him, and he doesn't know how to play OuiSi games but he's getting close and he loves the cards. We have the "nature" version and he knew what was on the _flamingo_ card: "amingos", he said. But when he saw the card upside down, he said "guitar" and pointed to the flamingos' legs and their reflections in the water they were standing in. It took us a minute, he's quite familiar with guitars ... but sure enough, their parallel legs and refl...