Right... ummm, the answers:
1. human = 44.6 km/h; elephant = 40 km/h
2. black
3. bananas
4. 800
5> cat (16 hours/day)
6. car was invented in 1889; motorcycle was invented in 1885
7. pig = 17.6 km/h; chicken = 14.4 km/h
8. kangaroo = 7 years; leopard = 12 years (lifespan in captivity)
9. 250,000,000,000
10. China = 9,596,960 km2; Canada = 9,984,670 km2
11. walrus = 2,000 pounds; gorilla = 400 pounds
12. 50 pounds a day!
13. Korea = 48.8 million; Canada = 33.1 million
14. Halla-san = 1,950m; K2 = 8,613m
15. 57 (average)
In teams, kids begin by wagering for questions 1 - 10 - must wager 2 to 5 points per question. After question 10, let them bet as much as they want, even if they lose the whole thing.