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Seriously! Think Outside The Box!

Logic Level 5

What is the maximum number of equilateral triangles you can create using 10 sticks of equal length without altering the sticks, nor overlapping them?

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Excel in math and science

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It's hard to learn from lectures and videos

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Used and loved by over 6 million people

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including olympiad champions, researchers, and professionals.

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by Sharky Kesa

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