Angelicum Academy ~ Catholic liberal arts homeschooling curriculum
Memoria Press ~ Christian classical homeschooling
Simply Charlotte Mason ~ website devoted to Charlotte Mason's philosophy and methodology, with many great resources on building your own Charlotte Mason education!
Wildflowers & Marbles ~ blog by a homeschooling mom who uses the Charlotte Mason approach, includes so many wonderful resources and ideas!
Other Educational Resources
RC History ~ Catholic history-based curriculum resources, great for building booklists!
Khan Academy ~ free online lectures on many different topics, including science, math, and the humanities
Discovering Music ~ great music appreciation course for the whole family!
Mater et Magistra ~ quarterly Catholic homeschooling magazine