This is a puzzle that uses gold pins. These prevent the transparent container from being filled with colored balls. To open free access, it is necessary to extract the rods, but doing so in the correct sequence. If there are gray balls in the path of the colored balls, mix them to make them all colorful. The further you advance through the levels, the more difficult the tasks will be. Solving them will surely please you in Open the Pin. The container must be 100% full, otherwise the level will not count.
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