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Carl Löndahl
  • Member for 7 years
  • Last seen more than a week ago
51 votes
Accepted

Coffee-break Puzzle: Where does the Driver Sit?

19 votes

A game with 52 cards

17 votes

Mensa IQ test question - shapes in a 4x3 grid

17 votes
Accepted

The end of the life!

14 votes

Expected Number of Tosses Until H,T,T,H

13 votes
Accepted

Continue the Pattern #6 Fractions of Circles

11 votes
Accepted

Professor Halfbrain and the 99x99 chessboard (Part 1)

10 votes
Accepted

Pattern Recognition Puzzle

9 votes

What loves to talk but has little to say

9 votes
Accepted

The square of 1514

9 votes
Accepted

05132: Some off facing?

8 votes
Accepted

Draw the item after decoding the instructions

8 votes

Weighing in 89 different ways

8 votes

What is the missing item that completes the pattern?

7 votes
Accepted

Whats your favourite number?

7 votes

Weighing in 2015 different ways

7 votes
Accepted

6 - the magic number (version 2)

7 votes
Accepted

Magic Numerical Equations

7 votes

Changing baby's shirt

7 votes
Accepted

Switch the Odd One Out

6 votes

Another Rebus! Guess the Common Theme and Solve!

6 votes
Accepted

Grandma's cipher

6 votes
Accepted

The Code that's not a Code

6 votes
Accepted

A jar of mixed coins

6 votes

Seven cowboys play a coin tossing game

6 votes

Unique representation ID for 5-card poker hand using combination without sorting

5 votes
Accepted

Malcolm Gladwell's Outliers - Progressive Matrices Puzzle

5 votes

Baseball games alphametic

5 votes

Using a balance to determine any weight with a set of weights weighing powers of 3

5 votes

Peg the Panel to Procure the Prize