Goal and options: Restore plastic solar cells so they can fully recharge
output answer: Using a automotive headlight restorer cleaner and a soft cloth clean the surface of the plastic solar cell to remove discoloration and haze.

Goal and options: To fit two bowls in a microwave that too small,
output answer: put one of the bowls on top of a mug.

Goal and options: To make your own long lasting temporary tattoo,
output answer:
draw the tattoo with a Sharpie and then apply baby powder and hairspray to it.