"Fun for kids of all ages. It's AWESOME! —DJ Lance Rock, host of Nick Jr's Yo Gabba Gabba!
"A perfectly silly early chapter-book graphic novel for kids new to reading on their own... totally funny and appealing." —Youth Services Book Review
Kochalka's simple line drawings and bright crayon colors stand out in this sweet, silly graphic novel. Children will easily identify with Johnny Boo's sense of fun. —Booklist
A playfully wacky, colorful graphic novel... Highly recommended. —Children's Bookwatch
"Quirky, cute, imaginative, and endlessly re-readable." —GeekDad
A great series for young readers with its easy-to-follow panels and big word balloons. —Good Comics for Kids, School Library Journal