How on earth can six square puzzle pieces fit inside?

Topology puzzles from childhood

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Cardboard Explosion Modification Project

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How to combine two fragments into an axially symmetrical figure?

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The Impossible Twelve Copper Pillars

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200 wooden track balls and large wave boards in multiple colors were tested successfully

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Wooden track ball, tested successfully

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Handmade Crochet Rice Dumplings: Inner Ball and Main Body—How to Make the Dumpling Extra Round; You’

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It took a full 130 hours to craft a Mazda RX-7 model entirely out of a lump of red clay.

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Do you think these six nails can be placed on at the same time?

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How powerful is a load-bearing bridge built with a few small wooden bars?

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Topology in life (4)

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Can you tell at a glance how it's put together?

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Children's creative slime handmade, making a rainbow ice cream

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Super comfortable and extremely stress-relieving

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How do you think it can be taken out?

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Children's handmade toys make rainbow feet with rainbow candies

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How to Make Pikachu Candy

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