My 2nd grader reads at a 5th or 6th grade level. Are there appropriate books?"  The answer is "Yes!" I often suggest those created when children's books did not routinely involve themselves in adult-sized problems. Written with rich language, these classics are still around today. Consider family stories like

Try fantasies like

Suggest lighthearted reads like The Enormous Egg, Mr. Popper's Penguins, and The Great Brain.