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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