The Great Serum Race
Across
- 2. an illness that spreads and affects a lot of people
- 6. died
- 8. the act of separating people who have a contagious disease from people who are healthy
- 10. a medicinal liquid used to battle an illness
- 11. difficult; dangerous
- 12. the time when the sun is beyond the horizon, but its light is still visible
Down
- 1. a struggle; a dangerous and difficult situation
- 3. mysterious; scary
- 4. signs of illness or disease
- 5. materials transported in a train or vehicle
- 7. to walk through water
- 9. people who are in charge of dog sleds