Goal:
To disinfect fruits and vegetables using easily obtainable, safe chemicals.
OPTIONS:
- Spray the fruit or vegetable first with pure bleach, then with ammonia. Rinse off the fruit or vegetable with water after spraying it.
- Spray the fruit or vegetable first with white vinegar, then with 3% hydrogen peroxide. Rinse off the fruit or vegetable with water after spraying it.
Answer:
Spray the fruit or vegetable first with white vinegar, then with 3% hydrogen peroxide. Rinse off the fruit or vegetable with water after spraying it.

Goal:
How can you prevent a jostled soda can from exploding?
OPTIONS:
- Tap the sides of the soda to disperse the bubbles.
- Tap the sides of your hand to disperse the bubbles.
Answer:
Tap the sides of the soda to disperse the bubbles.

Goal:
How to stop a migraine headache
OPTIONS:
- Put your hands over your head and flex them several times to stop a migraine headache.
- Put your hands in ice water and flex them several times to stop a migraine headache
Answer:
Put your hands in ice water and flex them several times to stop a migraine headache

Goal:
Prepare for a speech
OPTIONS:
- Rehearse the speech many times
- Read the speech one time
Answer:
Rehearse the speech many times