Good morning, lovely people! One day in 1943, a clumsy Navy engineer was building a power meter, but he kept dropping metal springs on the ground… And that’s how Richard James accidentally invented the slinky!…
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Good morning, lovely people! One day in 1943, a clumsy Navy engineer was building a power meter, but he kept dropping metal springs on the ground… And that’s how Richard James accidentally invented the slinky!…