Question:
Goal: To cut the ceiling for a club house made out of cardboard.

Which of the following methods is more reasonable for accomplishing this goal?
Answer:
I use another cardboard to cut out the roof plate. If you don't have a wide enough piece of cardboard, then just glue several parts together.

Question:
Goal: Cool down a hot car quickly.

Which of the following methods is more reasonable for accomplishing this goal?
Answer:
Roll windows down and blow A/C on floor vents only to force hot air out of windows.

Question:
Goal: How to make Great Sweet Potatoes in your microwave oven.

Which of the following methods is more reasonable for accomplishing this goal?
Answer:
Select a medium sized Sweet potato. Scrub and wash it. Pierce the skin with a fork or knife at least a dozen times. Place on a plate. Microwave on high for 5 min. Check texture at 5 min. If it is soft to the touch it is ready. If it's still hard - cook at 30 sec. intervals until it gives when you press on it. Serve buttered.