University Games Puzzle: Hanayama: Spiral Level 5

At first glance, this puzzle by Kennet Walker of Rivermore, California doesn't seem un-lockable. The five pieces, however, can most certainly be taken apart. Putting them back together, however, is a whole new problem in itself. My suggestion for solving this puzzle would be to not apply too much pressure. Solve it or not, the five pieces exude a kind of elegance, spiraling into a comfortable fit in the palm of your hand.

The key word is "spiral".

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