[Q]: Objective: To hammer a nail in straight.
[A]: Use a comb to help guide the nail as you hammer and then simply slide off when the nail is secure.

[Q]: Objective: how do you find a lost phone in your house?
[A]: call it.

[Q]: Objective: How to remove stains from teeth
[A]: Mix 1 tablespoon of baking soda with 2 tablespoons of hydrogen peroxide to make a past, brush teeth a few times a week with this paste.

[Q]: Objective: Peel a banana.
[A]:
Pinch the end of the banana until it splits, then pull the two sides of the skin apart and remove the banana inside.