Number of Days in a Year
www.calendar-365.com/day-numbers/2017.html
Geologic Periods Information
www.fossils-facts-and-finds.com/geologic-time.html
Geologic Timescale Webquest links
http://www.ucmp.berkeley.edu/education/explorations/tours/geotime/gtpage1.html
www.nationalgeographic.com/science/the-prehistoric-world/
http://fossils.valdosta.edu/home_time.html
Earth Science Games
https://www.brainpop.com/games/timezonexearthscience/
https://www.sporcle.com/games/tags/earthscience
www.quia.com/shared/earth_science/