6th grade web lesson 11.29.2018

WATCH these lessons and add the events listed below to your timelines!

"From the Cambrian Explosion to the Great Dying"

•  Cambrian explosion
•  Cambrian-Ordovician extinction event
•  Ordovician-Silurian extinction event
•  Late Devonian extinctions
•  Carboniferous period
•  Permian period
• The Great Dying

"The Age of Reptiles in 3 Acts"

•     The Triassic Period
•     Theropods and Sauropod divergence
•     End Triassic mass extinction
•     Jurassic period
•     Cretaceous period
•     K-PG extinction