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History of Mechanical Calculators
16 questions

History of Mechanical Calculators

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AstonishingObsidian2742
History of Counting Tools and Innovations
11 questions
The Evolution of Computers
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Space Tech in Daily Life
12 questions

Space Tech in Daily Life

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UltraCrispReasoning
The Wizard of Menlo Park
5 questions
The Marvels of Sumer
10 questions
The Dairy Industry Evolution in the 1600s
10 questions
The Evolution of the Cell Theory
5 questions

The Evolution of the Cell Theory

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Automobile Evolution
5 questions

Automobile Evolution

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ProfuseCelebration
Inventores y Avances Tecnológicos
3 questions
Descubrimientos e inventos
69 questions
Billy and Professor Inkspot's Adventure
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Important People in Electronics
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History of Vacuum Technology
5 questions
The Electromechanical Age (1840-1940)
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Test Your Knowledge
14 questions

Test Your Knowledge

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BelievableRetinalite
Ang Ikalawang Digmaang Pandaigdig
3 questions
The Accidental Innovations Quiz
6 questions

The Accidental Innovations Quiz

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InexpensiveEmpowerment
Uncover Ancient Technologies
5 questions

Uncover Ancient Technologies

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Uncover Ancient Technologies
5 questions

Uncover Ancient Technologies

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ImportantRhinoceros
Unlock the World of Software Patents
10 questions
Historical Textile Machinery Quiz
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