This printable crossword puzzle on the topic of US History (General) has 20 clues. Answers range from 3 to 12 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
Who first invented time
Who tried to introduce a 4 day week
What was invented in 46 B.C.
The talking clock was voiced by ___ Simmons
The pattern of what was mainly used to create time
The Egyptian ____ was 10 days
We still use which calendar
The creators of time used ____ 6
Time varies by 1 minute every 11 _____
What Month was added later on
Month was devised from what word
John ________ invented the first clock
In 1967 we switched to the ______ clock
The Talking Clock was a ____________ voice
A new _____ was added in 7 B.C.
It takes 29 days for the moon to wax and ____
Pope Gregory XIII removed 10 days in which month
Some Christian Churches still use which calendar
There are 366 days in a ____ year
What is the most accurate public clock