I made a couple of sketches of the game, hoping it will jog someone's memory.
Apologies for my terrible artistic skills.
The neighbour is sitting in his garden, having coffee. We need his 'coaster' from under the cup, so we need to convince him that the caterpiller on his flowers is a rare, deadly caterpiller that will destroy his flowers if he doesn't do something.
We're at a mountainside, and we have to rotate the tiles to make a face. I think, if we do it right, it opens up a secret passageway, allowing us into the mountain.