This site has lesson plans and curriculum materials to use with the Lego Robotics systems. These are expensive kits, but are great for hands on learning. (You might consider them as a Christmas or birthday gift if you can manage the cost. Or get together a co-op and split the cost among a few families.) The materials on the website are free.
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.