A curriculum for jr. high/high school level that covers writing, literature, geography and history. The first goal stated in their description is "to teach our children HOW to think, not just WHAT to think." Encourages independent research and critical thinking. It is fairly expensive, though.
Tuesday Language Arts
This company provides books and activities for developing vocabulary.
This is a small mom-owned company that provides science resources.
Thursday History/Social Studies
This British site has resources for history learning at jr. high and high school levels.
Learn computer science through game design with this online visual programming platform.
Saturday Grab Bag
Printable curriculum materials for preschool through second grade levels.
This site gives instant, step by step solutions to math problems.