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Three brothers and a book of devices
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Ages 7–9The Banu Musa brothers were Muhammad, Ahmad, and al-Hasan, sons of Musa ibn Shakir.
They were associated with the House of Wisdom in ninth-century Baghdad.
Their Book of Ingenious Devices described more than a hundred mechanisms and inventions.
Their trick vessels used arrangements of water, air, pipes, and compartments.
PAUSE & WONDER
How could three people improve the same design together?
PAUSE & WONDER