This printable crossword puzzle on the topic of US History (General) has 10 clues. Answers range from 5 to 19 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
What was the first Satellite launched into Space?
First Person In Space
Who was the first person to walk in space
First Living Creature to orbit Earth that soon died
The Spacecraft that transmitted the first pictures of Mars.
First American In Space
First Women In Space
First Spacecraft to land on the Moon
First Person To Walk on the Moon
What was the First Probe that Landed on Venus?