When you don't have any clue to form the 7 squares from 12 matches in the usual way, you apply Property change analysis technique. Question 1: How can 7 squares be formed with 12 sticks? Proceeding logically, we will focus first on discovering a 7 square figure made up of 12 sticks and the way of making it. Or you can apply your reasoning and a powerful method that produces an assured solution in such cases.
Rather than remaining clueless and confused or trying randomly, you can spot the solution intuitively and immediately. Especially when you know that with 12 matchsticks you can make a maximum number of 4 squares with 4 common sticks between them. Solution to the first part of the matchstick puzzles: Move 2 matches to make 7 squares
Hint: You need lateral thinking, which is thinking in a totally different way compared to conventional thinking. Just remember, however much improbable the solution may seem, there must be a solution. Part II: In the same figure shown, move 8 matchsticks to form 6 squares with no matchstick kept hanging. Part I: In the figure shown, move 2 matches to make 7 squares with no matchstick kept hanging. Total time to solve the pair of challenging matchstick puzzles is 20 minutes. Move 2 matches to make 7 squares and move 8 to make 6 squares. Matchstick puzzles: Move 2 matches to make 7 squares and move 8 to make 6 squares
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