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Zak has been captured and sent to Planet Alcatraz's "Monster Zoo" where the inmates are forced to fight for the entertainment of the Overseers--but Erro is still free and he is determined to use all his Quom survival skill to rescue is human friend.

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Zak Nine, his alien friend Erro, and another prisoner have found a small spacecraft and if they can dodge the missiles that the guards are firing after them perhaps they can finally escape from planet Alcatraz; but there is something wrong with the stars in front of them--they are not really stars at all, and now they find themselves confronted by Alcatraz's biggest secret.

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Blinded by heavy mist, a misstep causes Erro to plunge into a deep canyon where he is caught by one of the giants who is imprisoned there while Zak is plucked off the cliff ledge by a different giant--but the giants are not friendly, and while they are discussing whether to give the boys to the Alcatraz guards or turn them into lunch, Zak comes up with a way to escape either fate.

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When high-stakes hijinks grip Gotham City, Batman and Robin jump into action. They soon learn the Joker is pulling off high-rise heists with the help of a giant flying playing cards.

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Batman and Robin split up to investigate a pair of crimes, only to discover they're in for double trouble. Two-face has teamed up with a partner to deal out monetary mayhem.

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Traveling at night, Zak and Erro follow a figure into a cave and discover a number of other escapees are hiding in an abandoned diamond mine--but one of their fellows is actually a traitor who has betrayed the hiding place to the guards, and in the darkness only Erro's superior nose can help the boys find their way out of this trap.

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The Riddler has escaped! But following the Prince of Puzzle's clever clues leads the Dynamic Duo into the belly of a beast. Can they break free before it's too late

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One of the trophies in the Batcave is Mr. Freeze's freeze ray, which he uses to create a zone of intense cold around himself as he attempts to steal a valuable diamond necklace--and it is up to Batman to stop the supervillain.

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"Batman created by Bob Kane with Bill Finger."

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Wonder Woman uses her invisible jet to defeat Talos, the bronze giant that Ares, god of war, has sent to Gateway City in an attempt to stir up another war.

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A Laff-O-Tronic collection of jokes and comics and all things awesomeness about school!

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"Wonder Woman created by William Moulton Marston."

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They're so tiny but do so much! Whether scurrying across the street, hiding beneath a hot-dog stand, or riding atop a taxi, the prepositions are taking the city by storm and inviting readers along for an informative yet whimsical grammar-basics adventure.

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On the edge of a golden lake, fugitives Zak Nine and his Quom friend Erro discover an ancient golden building and stumble into a room with eight sides and eight doors, seven of which are traps which will kill, and one of which will lead to a way out--and it is up to Zak's experience with games to figure out which is the safe door before this octagon kills them.

(Paperback)

Pursued by the Alcatraz guards, Erro and Zak take refuge in the Phantom Forest, a dark wood of giant trees and extremely dangerous beasts where they find it safer to travel on the tree branches and avoid the huge hungry rats below--until the tree branch they have landed on turns out to be an enormous dragon-like flying serpent who does not appreciate being ridden.

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Wonder Woman wears a golden tiara, which proves to be an effective lure when it comes to capturing the gold-hungry Titan, Giganta.

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Learn to count by tens in this fun beach story.

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The crazy TRICKSTER traps FLASH inside a giant bubble, and his oxygen is running out!