2. Where does Thomas bring his siblings after arriving at the house?
(a) To the living room.
(b) To their bedroom.
(c) To the veranda.
(d) To the backyard.

3. Where is Thomas when he makes his discovery?
(a) On the roof of a house
(b) Above a capped well.
(c) Above a geothermal source.
(d) Above a secret tunnel.

4. What do the triangles make when fitted together?
(a) A warning sign.
(b) A mirror.
(c) An arrow.
(d) A Greek cross.

5. Where does Thomas go after getting up in Chapter 6?
(a) He goes back in the tunnel.
(b) He goes in an abandoned house.
(c) He goes back home.
(d) He goes in the woods.

6. Where is the house located on the landscape?
(a) On a ravine.
(b) In the middle of the town.
(c) On the top of the hill.
(d) Near the interstate.

7. Where is Mr. Pluto when Thomas' father arrive?
(a) In the living room.
(b) On the porch.
(c) In the kitchen.
(d) In front of the back door.

8. How does the intruder enter the house?
(a) By the kitchen tunnel.
(b) By the back door.
(c) Using a crowbar.
(d) Through a mirror.

9. Why does Thomas go outside to look around the house?
(a) To look for the treasure.
(b) To try to find the girl again.
(c) To try to guess the secret passages and rooms.
(d) To try to find rocks for his collection.

10. What country did Dies Drear send his guest to?
(a) California.
(b) Maine.
(c) Canada.
(d) Florida.

11. What is Mr. Pluto riding when Thomas sees him?
(a) A horse drawn wagon.
(b) A old motorcycle.
(c) A car.
(d) A bus.

12. Where is the tunnel hiding?
(a) Behind the front porch steps.
(b) Below the bathroom.
(c) Behind the office.
(d) In front of the stables.

13. What does Thomas tell his father about the tunnel at the start of Chapter 5?
(a) That it is dark.
(b) That he heard a breathing sound.
(c) That rats are numerous.
(d) That he found a monster.

14. What does Thomas find ready for him in Chapter 9?
(a) His church clothes.
(b) His breakfast.
(c) His new bike.
(d) His daily homework.

15. What does Thomas do in order to better see the house?
(a) He takes pictures.
(b) He look for strange shapes on the walls.
(c) He looks at small details.
(d) He climbs the hill.