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Geochronological Units Puzzle

To play online press the screenshot above and then the start button.
Or you can download the game and play offline.

Interactive time spans in geochronology.

"Geochronological Units Puzzle " is a free online knowledge level game, about equivalents in years for units of geochronology and stratigraphy. How much is one eon, era, period, epoch and age in archaeology. A small puzzle game for desktop computers, laptops and tablets, which may be played in the web browser. The Archaeology Knowledge Board include information and pictures of major 5 periods, to play with. Part of the Interactive Treasure Hunting educational tools.

This interactive lesson may answer some of the following questions:

How much is one eon?
How many years is an eon?
How long is an epoch?
How many years is an era?

How to play Geochronological Units Puzzle.

Drag and drop the round pictures of the Geochronologic unit over the appropriate time spans in years. This small puzzle is a prelude to the next more complicated game "Geologic Periods Puzzle".

Knowledge Achievements:
Know 5 geochronological units.
Difficulty: Very Easy.
Winning the game rewards +1 Knowledge Level.

Geochronological Units Puzzle Screenshot

Class subject: Geochronological Units.

Geochronology is the science of determining the age of rocks, fossils, and sediments using signatures inherent in the rocks themselves. Absolute geochronology can be accomplished through radioactive isotopes, whereas relative geochronology is provided by tools such as palaeomagnetism and stable isotope ratios.

Age of the Earth - 4.567 billion years old
Eon - Half to one billion years.
Era - Several hundred million years.
Period - Tens to one hundred million years.
Epoch - Tens of millions of years.
Age - Millions of years.

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