This online program provides adaptive reading passages on history and science. There are quizzes with multiple choice and free response questions for each article. As students progress, the reading level of the passages is adapted to their level. There is also an annotation tool so students can highlight and comment on text. A great tool for learning in science and history, and reasonably priced.
Saturday Grab Bag
Printable curriculum materials for preschool through second grade levels.
Thursday History/Social Studies
This website from the Government Publishing Office has resources for learning about the US govern
The name of this site says it all!
Tuesday Language Arts
This company provides programs for beginning reading and math learning.
This company publishes three books for helping elementary learners explore science.
Self-paced, online courses for learning coding.