The native Americans planted three sisters (corn, beans, and squash) together so that they would benefit each other. The corn provides a structure for the beans to climb. The beans provide the nitrogen to the soil, and the squash spreads along the ground preventing weeds.
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The oldest glowing lightbulb was first switched on in 1901 and lives in fire stations in Livermore, CA. It is known as the Centennial Light.
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Until the nineteenth century, solid blocks of tea were used as money in Siberia.
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The first ever patent in the UK was Aaron Rathbone & Roger Burges, Map makers in 1618!
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The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
13
No one knows how many people died during the sinking of the Titanic.
11
Harry S. Truman was the last U.S. President with no college degree.
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