2168 | History | Multiple Choice | Easy | What was the first sport to have been played on the moon? |
2169 | History | Multiple Choice | Medium | What was the transfer of disease, crops, and people across the Atlantic shortly after the discovery of the Americas called? |
2170 | Geography | Multiple Choice | Easy | What is the name of the peninsula containing Spain and Portugal? |
2171 | Science & Nature | Multiple Choice | Medium | What stage of development do the majority of eukaryotic cells remain in for most of their life? |