[Q]: Which of the following solutions is better for the following goal:
To make a piping bag,

OPTIONS:
- open a ziplock bag, put it into a jar folding the top over the top of the jar, then fill it with your filling, pull out of the jar, zip lock it, cut a hole in one of the bottom corners, and squeeze the bag to push your filling out.
- open a ziplock bag, put it into a jar folding the top over the top of the jar, then fill it with your filling, pull out of the jar, cut a hole in both of the bottom corners, and squeeze the bag to push your filling out.

[A]: open a ziplock bag, put it into a jar folding the top over the top of the jar, then fill it with your filling, pull out of the jar, zip lock it, cut a hole in one of the bottom corners, and squeeze the bag to push your filling out.

[Q]: Which of the following solutions is better for the following goal:
What should you do if you are in a building in an earthquake?

OPTIONS:
- Drop, cover your head and neck, then stay still for several min. even after the quake has stopped.
- Drop, uncover your head and neck, then stay still for several min. even after the quake has stopped.

[A]: Drop, cover your head and neck, then stay still for several min. even after the quake has stopped.

[Q]: Which of the following solutions is better for the following goal:
Prevent trash bag from sticking to bin.

OPTIONS:
- Drill two holes at bottom of bin to create flowing air.
- Drill two holes at top of bin to create flowing air.

[A]: Drill two holes at bottom of bin to create flowing air.

[Q]: Which of the following solutions is better for the following goal:
To allow the cookie to firm up after cooking

OPTIONS:
- Cover the layered cookie in plastic wrap and carefully place it in the refrigerator overnight (or for several hours if you are making this in the morning.
- Cover the layered cookie in plastic wrap and carefully place it in the oven overnight (or for several hours if you are making this in the morning.

[A]:
Cover the layered cookie in plastic wrap and carefully place it in the refrigerator overnight (or for several hours if you are making this in the morning.