Teachers can easily complement any core curriculum at their school or home with our academically excellent and authentically Catholic K-12 supplemental curriculum.

Now offering over 5,300 Free STREAM (Science, Technology, Religion, Engineering, Arts, and Math) video lessons to every School, Homeschool, and Parish worldwide. (we even recommend 5 lessons for every day of the week below)

  • The mission of Catholic Online School is to provide a Free world class Catholic education for anyone, anywhere.
  • Catholic Online School inspires a lifetime of learning and discovery through our free, fun educational lessons for children ages two to eight. 
  • In addition to the early learning content available on Catholic Online School, we offers comprehensive elementary content.
  • Our middle school content covers 6-8 grades and our high school content covers 9-12 grades. (Adults can take any class as well)
  • We offer teachers tools to assign lessons to students and monitor progress.



5 supplemental lessons for each day of the week - Monday thru Friday.
Start each and every day with 'Daily Readings' by Deacon Keith Fournier.
Then on to 2nd period - 'Saint of the Day' and much, much more...


Free May, 2021 - Supplemental Curriculum

Elementary School / Basic

Middle School / Intermediate

High School - Adult / Advanced



Free April, 2021 - Supplemental Curriculum

Elementary School / Basic

Middle School / Intermediate

High School - Adult / Advanced