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Welcome to Paper Folding Symmetry!
Welcome to rvizi.com, where paper folding symmetry is explored one fold at a time. Whether you are setting up a fold axis, predicting an unfolded cutout, or untangling mirror versus rotational symmetry, your questions and observations are welcome here.
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Learning about ancient civilizations means time-traveling to distant lands and making surprising discoveries. Children and teens are often fascinated by pyramids, hieroglyphics, dynasties, and ancient mythology. They may like to learn about horse-drawn chariots, ziggurats, and early calendars. The ancients made advances in farming, mathematics, law, and in organizing settlements and cities. Learning about ancient Continue reading »
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