What about claims and evidence?
I just sat through an excellent overview of Junior Great Books - a reading curriculum that uses the shared inquiry approach. I absolutely loved it because it follows my philosophy towards teaching. In other words, it teaches kids how to think! Inquiry is all about asking questions and finding answers/solutions in many different ways. Finally - a reading resource that works like my math/science resources. One of the components is to find your evidence from the story to back up your thinking. Wow - that's simply claims and evidence. In the FOSS Notebook folio (page 27) the authors write a little about this idea: "A claim is an assertion about how the natural world works. A student might claim that metals stick to magnets. For the claim to be accurate, it must be supported by evidence - statements that are directly correlated with data.Evidence c...