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Space Awareness
Britannia Rule the Waves
Could you determine longitude based on measuring time? Early explorers used a longitude clock to do just that. Scholars learn about early exploration and the importance of the invention of the clock. Then pupils build their own longitude...
Core Knowledge Foundation
Volume 1 - A History of the United States: Precolonial to the 1800s
Volume One of the 299-page Core Knowledge History of the United States covers events from the Precolonial Period to the 1800s.