The magi, as you know, were wise men—wonderfully wise men—who brought gifts to the Babe in the manger. They invented the art of giving Christmas presents. Being wise, their gifts were no doubt wise ones, possibly bearing the privilege of exchange in case of duplication.
A good picture book should be a collaboration between words and images, where each enhances the other.
The key to solving complex problems is to ask the right causal questions.