Read with Rocket and Groot! Marvel’s mightiest heroes promote positive messages for young readers—Readers are Leaders! Read and Grow!—on a suite of new materials inspired by the Rocket and Groot picture book series. Written by Brendan Deneen and illustrated by Cale Atkinson, the series includes Night Night, Groot, First Day of Groot!, and Snow Day for Groot!. A fourth book, Summer Adventure for Groot! is scheduled for April 6, 2021.