3. What does Mack sense about Doc?
(a) That Doc is very ill.
(b) That Doc will be leaving town soon.
(c) That Doc is a lonely man.
(d) That Doc has a big secret.

4. How many times has Henri the Painter been married?
(a) Two times
(b) Four times
(c) Three times
(d) One time

5. What date does Doc give Mack as his birthday?
(a) October 27
(b) October 24
(c) September 14
(d) June 25

6. What is Mack doing by the time the boys reach the farmhouse?
(a) Drinking a beer
(b) Treating the dog
(c) Eating his lunch
(d) Taking a nap

7. What does the captain carry to the frog hunt?
(a) A pitcher of whiskey
(b) A gun
(c) A flashlight
(d) A net

8. What is a major problem of Doc's job?
(a) Getting the universities to pay him
(b) The smells inside his lab
(c) Collecting his specimens when nature makes them available
(d) Fighting off boredom

9. How does Doc view Mack?
(a) As a drunk
(b) As a peacemaker
(c) As a philosopher
(d) As a trouble maker

10. What is Mack's method of catching the frogs?
(a) He and the boys wade into the water shouting.
(b) He outwaits the frogs and catches them when they jump.
(c) He uses big nets in the water.
(d) He waits until daylight when the frogs are easier to see.

11. Where does Doc stop for his first square meal?
(a) San Diego
(b) San Jose
(c) Santa Cruz
(d) Santa Barbara

12. What does the flagpole sitter complain of on his second day?
(a) Someone is shooting at him with an air rifle.
(b) He needs some sunscreen.
(c) He really needs to lie down.
(d) He would like a radio.

13. Who holds afternoon tea parties for cats?
(a) Doc
(b) Dora Flood
(c) Mary Talbot
(d) Mack

14. Doc drives to the cliffs above the tidal flat and ____________ in the car.
(a) Sleeps
(b) Checks his notes
(c) Listens to music
(d) Counts stars

15. How deep is the frog pool?
(a) fourteen feet
(b) four feet
(c) eight feet
(d) ten feet