When Mirabel's valentines fall out of her bag on the way to school, the shy little mouse panics. But those lost cards brighten some daysEbefore making their way back to her in this wonderful tale of overcoming insecurity. Full color.x 10.

Janet Lawler is an award-winning author whose books have been licensed into the Scholastic Book Clubs and been featured selections of the Children's Book of the Month Club. Her first picture book, If Kisses Were Colors (Dial, 2003), has been translated into Spanish, Japanese, Hebrew, and Korean. Her most recent picture books include Ocean Counting (Nat'l. Geo. 2013; NSTA Outstanding Science Trade Book), Love Is Real (HarperCollins, 2014), and Rain Forest Colors (Nat'l. Geo., fall 2014; starred Kirkus review). Learn more about Janet at janetlawler.com.

Olivia Chin Mueller attended the Rhode Island School of Design. She lives in Providence, RI. Learn more about Olivia at oliviachinmueller.com and follow her @ocmillustration.