Science
Question 1/20
Yuri Gagarin was the first person to do what, in 1961?
Image credit: Arto Jousi / /Suomen valokuvataiteen museo / Alma Media / Uuden Suomen kokoelma; Restored by Adam Cuerden, Public domain, via Wikimedia Commons
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Science
Which of these common, everyday expressions do you use the most?
General
Empire builders: How well do you know the ancient world?
History