[Q]: Objective: To make a DIY trail mix,
[A]: combine nuts, dried fruit, pretzels and some hard candy.

[Q]: Objective: What is an inexpensive material to use when filling in an unwanted swimming pool.
[A]: Cover the old cement with a layer of crushed rock, followed by a layer of top soil.

[Q]: Objective: Why would someone want to make an inkpen from a feather?
[A]: If you ever found yourself lost in the wilderness, you might want to make an inkpen from a feather so that you could leave a last message for your loved ones.

[Q]: Objective: Protect teeth from coffee stains.
[A]:
Drink water while drinking coffee.