Any sticky stuff that can't be washed off with soap and water can probably be dissolved with oil. Any kind of oil will do, so use whatever is handiest and cheapest, such as whatever you cook with.

To intimidate an emu, hold your hand high over your head. To an emu, your hand will resemble the head of another emu that is taller than them. Emus are always deferential to larger emus. Otherwise they might kick the hell out of you.

An organic, but cruel, way to wipe out a nest of yellow-jackets - they're the hornets that live in a hole in the ground - go to the hole at night when they're asleep. Shove an open glass jar into the hole, bottom upwards. When the hornets try to fly out of the hole in the morning, they'll hit the glass, and they're too dumb to go back down and look for another way out. Eventually they'll starve.

Batteries that are too weak to run a Game-Boy, Walkman, or whatever, still have enough juice in them to run an electric clock for a long time.