Children's Coloring Storybook Edition. Marty's Mind (Age 5+) is growing by leaps and bounds. It's enough to make his head pop His mind gets to be so big, it starts disrupting his thinking. And that's a problem. Finally, he realizes who's the boss. Marty learns to control his mind-and in the process, he learns that he and his ever-active mind can live together peacefully. Self published author Jenner Kosmis makes a memorable debut with a warm, rhyming text that includes a subtle mindfulness message even the youngest reader will understand. The book includes 24 original illustrations formatted for your child and you to color in Jenner's modern and colorful style.