These days, millions of kids--and adults--love superheroes. Regie's Rainbow Adventure(R) tells the truly amazing story of how a creative team at the National Kidney Foundation of Michigan invented a broccoli-shaped superhero and sent him into classrooms to help young children learn the importance of eating fruits and vegetables while also being more physically active.

While fun and fanciful, this is serious stuff. For more than half a century, the National Kidney Foundation has fought against the leading causes of kidney disease, including obesity, hypertension and diabetes. In...