Goal:
how do you double something?
Answer:
make two of it.

Goal:
fingernails
Answer:
can be hidden in a dresser

Goal:
To keep clothes from smelling like mildew in the closet.
Answer:
Hang a bundle of chalk in the closet. It will absorb extra moisture which will keep clothing fresh and dry.

Goal:
soda can
Answer:
is smashed with crowbar