[Q]: Objective: To fix a DVD that is skipping and not playing properly,
[A]: take it out and blow on it, then rub it clean of any scuffs and try using it again.

[Q]: Objective: Keep wasps away from picnic.
[A]: Fill up with vinegar, sugar, and salt to trap wasps.

[Q]: Objective: To fold a washrag for kitchen use
[A]: fold it in half, turn and fold in half again.

[Q]: Objective: To evaporate seawater to make it drinkable.
[A]:
Take a black bucket and put a cup inside in the center. Pour the sea water around the cup. Cover with plastic and seal it using rubber band. Place in sunny spot. Wait until seawater evaporates and condenses into the cup.