Prism's Paint - Unicorn Princesses, Bk 4 Author:Emily Bliss, Sydney Hanson (Illustrator) Princess Prism can turn any object a different color with her magic amethyst. But when Ernest the silly wizard-lizard casts a spell that accidentally changes Prism's power, she finds she's removing the color and turning objects clear! To reverse the spell, she'll have to find the missing rainbow in the Valley of Light, and Prism know... more »s the perfect person to help: Cressida! Will Cressida be able to find the rainbow and restore Prism's powers?« less