Carlsbad Cavern

Let's watch a slide show of Carlsbad Cavern!
http://www.americansouthwest.net/new_mexico/carlsbad_caverns/national_park.html

https://www.beautifulworld.com/north-america/united-states/carlsbad-caverns/

https://learningenglish.voanews.com/a/carlsbad-caverns-new-mexico-stalactites-stalagmites/1722740.html

Multiples Practice
https://www.helpingwithmath.com/by_subject/factors_multiples/fac_multiples_4oa4.htm