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A cache by WiHö Send Message to Owner Message this owner
Hidden : 06/13/2015
5 out of 5
2.5 out of 5

Size: Size:   other (other)

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Geocache Description:

At the given coordinates you will find nothing. You will have to solve the riddle - have fun !!!

Einstein's Puzzle or Einstein's Riddle because it’s said to have been invented by Albert Einstein as a boy. It is often claimed that only 2% of the population can solve it.

Are you among the 2% that can solve it?

And no, that’s not the answer on the board.


The Puzzle:

Eight married geocaching-couples meet to change one another some TBs. Couples have the same surname, employment and car. Each couple has a favorite color. Furthermore we know the following facts:

1. Daniela Black and her husband work as Shop-Assistants.
2. The TB "Travelling Toad" was brought by a couple who drive a Fiat and love the color red.
3. Owen and his wife Victoria like the color brown.
4. Stan Fernandes and his wife Hannah like the color white.
5. Jenny Smith and her husband work as Warehouse Managers and they drive a Smart.
6. Monica and her husband Alexander tooked the TB "Grandfather Joseph".
7. Mathew and his wife like the color pink and brought the TB "Secret Cache".
8. Irene and her husband Otto work as Accountants.
9. The TB "We Were Five" was taken by a couple driving a Ford.
10. The Pereiras are both Ticket-Collectors who brought the TB "Check your GPS".
11. Mr and Mrs Kuril are both Doctors who tooked the TB "Dragonfly".
12. Paul and his wife like the color green.
13. Veronica Dvorak and her husband like the color blue.
14. Rick and his wife brought the TB "Dragonfly" and they drive a Mazda.
15. One couple brought the TB "Heart & Roses" and tooked the TB "Secret Cache".
16. The couple who drive an Opel, love the color violet.
17. The couple who work as Teachers tooked the TB "Heart & Roses".
18. The couple who work as Agriculturalists drive an Audi.
19. Pamela and her husband drive a Renault and brought the TB "Grandfather Joseph".
20. Pamela and her husband tooked the TB that Mr and Mrs Sousa brought.
21. Robert and his wife like the color yellow and tooked the TB "The Modern Comedy".
22. Mr and Mrs Swain work as Shoppers.
23. TB "The Modern Comedy" was brought by a couple driving a Skoda.

Your answers :
A: What’s the first name of the husband of Daniela Black?

B: Which TB Pamela took?

C: Which TB Mr. and Mrs. Sousa took?

D: What car do the couple Pereira drive?

E : What’s the first name of Rick’s wife?

F: Which TB was taken by the couple Fernandes?


The solution:
N 37°54. (A-6) (B+1) (C+1)
W 025°46. (D-3) (E+2) (F)

You can check your answers for this puzzle on

Additional Hints (Decrypt)

N=1 M=26

Nobhg gur pnpur / fboer n pnpur
Lbh jvyy arrq n rzcgl obggyr bs jngre. Cyrnfr qba'g znxr nal erzbiny naq arvgure hfr bgure gbbyf - gunax lbh. Grnzjbex erdhverq!!

Cerpvfn q'hzn tnenssn inmvn. Fr snm snibe, aãb snm qrfzbagntrz b hgvyvmn sreenzragn - boevtnqn. Cerpvfn genonyub qr rdhvcr!!

Decryption Key


(letter above equals below, and vice versa)

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