All four Unicorn Magic chapter books are now available together in one fantastical paper over board bind-up In the Crystal Kingdom, members of the royal family receive a very special present: a Unicorn of their very own, who will guide and protect them for the rest of their life. And for Princess Bella, she is super-excited when she is matched with Glimmer, her official unicorn. Join Princess Bella and Glimmer as they have adventures throughout the Crystal Kingdom. This glittering bind-up includes "Bella s Birthday Unicorn," "Where s Glimmer?," "Green with Envy," and "The Hidden Treasure" ".