George and Harold are forced to contemplate a world without Captain Underpants.

Taking a rare day off from the DAILY PLANET newspaper, CLARK KENT relaxes with his new sci-fi novel, Little Green Men. Then suddenly, the mild-mannered reporter hears a scream! Unable to ignore his other job as SUPERMAN, the world's greatest hero, he soars toward the cry for help, rescuing a construction worker from a near fatal fall. The interruptions, however, don't stop there, and the MAN OF STEEL'S lazy day quickly becomes stranger than fiction....

After a series of earthquakes occur across the planet, several students on a field trip become trapped within a crumbling mountain, and after Superman tries to rescue them, tremors reveal a large piece of kryptonite, which leaves Superman to rely on help from a child.

A young Supergirl fan faces her most elusive adversary sleep! As darkness falls, a young girl attempts to catch some Z's while DC Comics' SUPERGIRL tracks down an enemy. With super hero traits, like BRAVERY, PATIENCE, and PERSISTENCE, they'll both turn sleepless nights into sweet success and sweet dreams. Along with Omar Lozano's action-packed art, bestselling author Michael Dahl (Bedtime for Batman, Good Morning, Superman and Be a Star, Wonder Woman)...

Amidst their playtime pretending to be superheroes, Brother, Sister, and Honey Bear get to be real life heroes when a young neighbor falls off his bike.

When Los Angeles superhero Melvin Beederman starts receiving mysterious, threatening emails, he and Candace, his partner in uncrime, must figure out who is out to get him and then do something about it.

When the Trickster unleashes his exploding bubbles on Central City, Barry Allen, the Flash, has to find a way to defuse the situation, even though he is trapped in a special friction-free glass bubble.

You'll find adventure at every turn. Now, come on, quick-it's time to learn! Just like the rest of us, Groot's learning that there's a first time (and a first day!) for everything. Follow Rocket and Groot as they set off across the galaxy learning new lessons, developing new skills, and making new memories with friends along the way. With so many new experiences on the horizon, Groot's sure to have a first day rooted in spectacular fun, heroics, and...

"On a class field trip to the Sunnyview Memorial Zoo, Eugene McGillicudy's favorite animals--the elephants--are missing! Is Randy the tour guide really the evil Raging Radonkey, trying to ruin the field trip? Can the Sunnyview Superhero Squad save the day and find the elephants?"--

"It's finally summertime! The Guardians of the Galaxy are off on a trip to map the cosmos with plans to see as much as possible in one day. From surfing the waves of Zenn-La and riding a tandem bike on Morag to playing hide-and-seek in Asgard and enjoying a dazzling display of fireworks on Xandar, Rocket and Groot are determined to enjoy all the best activities that summer in space has to offer!"--Provided by publisher.