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Circle-shaped geological timeline word search with periods and epochs from Cambrian to Quaternary.
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Geological Timeline Word Search

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About:

This 26-word geological timeline word search covers eons, periods, and epochs for middle school earth science. Hidden words span the Paleozoic, Mesozoic, and Cenozoic eras—including Cambrian, Jurassic, Cretaceous, and Pleistocene ice age—plus key concepts like mass extinction and the Cambrian explosion. Use it as a review during a geological time unit or as an independent practice activity for students learning Earth's history.

Subject:
Science
Topic:
Geology
Grade Level:
6th – 8th Grades
Updated January 2019

Word List

  • EON
  • PHANEROZOIC
  • PALEOZOIC
  • MESOZOIC
  • CENOZOIC
  • PERIOD
  • EPOCH
  • CAMBRIANEXPLOSION
  • METEORITE
  • HOLOCENE
  • PLEISTOCENEICEAGE
  • GLACIER
  • GACIERGROOVES
  • MASSEXTINCTION
  • CAMBRIAN
  • ORDOVICIAN
  • SILURIAN
  • DEVONIAN
  • CARBONIFEROUS
  • PERMIAN
  • TRIASSIC
  • JURASSIC
  • CRETACEOUS
  • PALEOGENE
  • NEOGENE
  • QUATERNARY

How to Use This Word Search

Print this word search for early finishers, vocabulary review, or classroom warm-ups. Click 'View Word Search' to change the grid size, swap words, or adjust difficulty before downloading.

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