Cosmic Calendar Cards

Make larger, more visible versions of these calendar cards by writing the events on one side of an index card and concealing the calendar dates on the back of the card. Or:

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Cut out the two tables.

Cut along the vertical lines in each table and fold on the top horizontal line to hide the dates.

Jan 1
15 Billion
years ago
Feb 9
13 Billion
years ago
Mar 14
12 Billion
years ago
Sept 13
4.5 Billion
years ago
Sept 25
4 Billion
years ago
The
Big Bang
The First
Galaxies
Formed
Globular
Clusters
Formed
The Sun
and Solar
System Formed
The First
Life on Earth

 

Dec 6
3.5 Billion
years ago
Dec 18
560 Million
years ago
Dec 25
248 Million
years ago
Dec 31
11:53pm
200,000 yrs ago
Dec 31
11:59pm
30,000 yrs ago
Air-breathing
Life Appeared
Marine Plant
and Animal
Life Formed
The Earliest
Dinosaurs
Appeared
Homo Sapiens
Appeared
First Human
Hunter-Gatherer
Societies

 

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