Kamischke, Ellen, Eric Kamischke, and Jerald Murdock, Discovering Advanced Algebra: An Investigative Approach. Emeryville: Key Curriculum, 2004. p. 17.
Who Owns the Zebra?
There are five houses along one side of Birch Street, each of a unique color. The home-owners each drive a different car, and each has a different pet. The owners all read a different newspaper and plant only one thing in their garden.
· The family with the station wagon lives in the red house.
· The owner of the SUV has a dog.
· The family with the van read the Gazette.
· The green house is immediately to the left of the white house.
· The Chronicle is delivered to the green house.
· The man who plants zucchini has birds.
· In the yellow house they plant corn.
· In the middle house they read the Times.
· The compact car parks at the first house.
· The family that plants eggplant lives in the house next to the house with cats.
· In the house next to the house where they have a horse, they plant corn.
· The woman who plants beets receives the Daily News.
· The owner of the sports car plants okra.
· The family with the compact car lives next to the blue house.
· They read the Bulletin in the house net to the house where they plant eggplant.
Who owns the zebra?
Position / House 1 / House 2 / House 3 / House 4 / House 5Color / White / White / White / White / White
Blue / Blue / Blue / Blue / Blue
Red / Red / Red / Red / Red
Green / Green / Green / Green / Green
Yellow / Yellow / Yellow / Yellow / Yellow
Vehicle / Station Wagon / Station Wagon / Station Wagon / Station Wagon / Station Wagon
SUV / SUV / SUV / SUV / SUV
Van / Van / Van / Van / Van
Compact Car / Compact Car / Compact Car / Compact Car / Compact Car
Sports Car / Sports Car / Sports Car / Sports Car / Sports Car
Pet / Dog / Dog / Dog / Dog / Dog
Cat / Cat / Cat / Cat / Cat
Bird / Bird / Bird / Bird / Bird
Horse / Horse / Horse / Horse / Horse
Zebra / Zebra / Zebra / Zebra / Zebra
Vegetable / Corn / Corn / Corn / Corn / Corn
Zucchini / Zucchini / Zucchini / Zucchini / Zucchini
Okra / Okra / Okra / Okra / Okra
Beets / Beets / Beets / Beets / Beets
Eggplant / Eggplant / Eggplant / Eggplant / Eggplant
Newspaper / Gazette / Gazette / Gazette / Gazette / Gazette
Chronicle / Chronicle / Chronicle / Chronicle / Chronicle
Times / Times / Times / Times / Times
Daily News / Daily News / Daily News / Daily News / Daily News
Bulletin / Bulletin / Bulletin / Bulletin / Bulletin