You’ve probably heard of the “summer slide” in academic learning—the tendency for kids to fall behind in reading and math skills on summer vacation. The summer sleep slide is real, too. Without the structure of school, kids tend to stay up later—sometimes much later—and not sleep in consistently enough to make up for it. Rather than spend the summer catching up on sleep, kids can accumulate sleep debt that affects their health, mood, and ability to learn. Most families try to balance the joy…