## SUDOKU

Here are three puzzles: a Samurai Sudoku and two Jigsaw Sudokus. The Samurai Sudoku puzzle is made up of five smaller Sudoku puzzles: one in the center and the other four overlapping the corner

Read More »## Bilkent IEEE Weekly Puzzle

#10 – Four Consecutive Numbers What is the smallest 8-digit number that can be formulated through the multiplication of 4 consecutive integers? The Prize for This Question: Rubik’s Mini 2×2 Cube The Winner of

Read More »## SUDOKU

Here are three puzzles: a Samurai Sudoku and two Jigsaw Sudokus. The Samurai Sudoku puzzle is made up of five smaller Sudoku puzzles: one in the center and the other four overlapping the corner

Read More »## Bilkent IEEE Weekly Puzzle

#9 – Question Mark What should come in place of the question mark? -1, -3, -1, 11, 39, ?, 167, 279, … The Prize for This Question: Rubik’s Revolution 3” Cube With LED and

Read More »## SUDOKU

Here are a Samurai Sudoku and two regular Sudoku puzzles. The Samurai Sudoku is made up of five smaller Sudoku puzzles: one in the center and the other four overlapping the corner grids of

Read More »## Bilkent IEEE Weekly Puzzle

#8 – Heads or Tails You and your friend have 9 and 10 coins, respectively. Both of you toss your coins and then count the number of heads that result. What is the probability

Read More »## SUDOKU

Here are a Samurai Sudoku and two regular Sudoku puzzles. The Samurai Sudoku is made up of five smaller Sudoku puzzles: one in the center and the other four overlapping the corner grids of

Read More »## Bilkent IEEE Weekly Puzzle

#7 – Chess Players In a class of 30, at least one person out of two knows how to play chess. If there is at least one individual in this group who does not

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