Common Core
4.7.F
4 lessons teach this standard. Every lesson is interactive, and every one prints as a worksheet with a separate answer key.
Grade 4 Reading · Chapter 7 · Lesson 1
When two sources who want different things agree, you can trust it.
Grade 4 Reading · Chapter 7 · Lesson 2
Most differences between sources are not contradictions.
Grade 4 Reading · Chapter 7 · Lesson 3
Explain a difference, not just notice it.
Grade 4 Reading · Chapter 7 · Lesson 4
Which Is More Useful, and For What
A source is only better for a certain question.