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Timekeeping

Timekeeping

Explore the History and Science of Telling Time with 15 Projects

Timekeeping: Explore the History and Science of Telling Time travels through the past and into the future to explore how humans have measured the passage of time. From ancient civilization's earliest calendars and shadow clocks to GPS and the atomic clocks of today, in Timekeeping, kids will track the evolution of timekeeping devices, meet the...

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The Roaring Twenties

The Roaring Twenties

Discover the Era of Prohibition, Flappers, and Jazz

The 1920s is one of the most fascinating decades in American history, when the seeds of modern America were sown. The Roaring Twenties: Discover the Era of Prohibition, Flappers, and Jazz immerses young people in the politics, social change, music, and literature of the time. There was also a dark side of crime and corruption, racial...

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