My Crossword Maker Logo
Powered by BrightSprout
Save Status:
or to save your progress. The page will not refresh.
Controls:
SPACEBAR SWITCHES TYPING DIRECTION
Answer Key:
Edit a Copy:
Make Your Own:
Crossword Word Search Worksheet
Rate This Puzzle:
Log in or sign up to rate this puzzle.

Crossword

Across
The replacement of electrical lights.
The only square planet.
This changed history in 2166.
This planet used to have a big red spot on it.
Down
The 2nd planet to have life.
This is the most successful planet ever.
The only planet with an ice core instead of a lava core.
This planet melted in the year 2131.
The oldest technology we know of.