Greenburg, Dan

Having been reunited with their zombie father only to have him turn into a vampire after drinking an experimental elixir of life, the ten-year-old Shluffmuffin twins continue to try to elude the giant ants who want to enslave all humans.

Superhero Maximum Boy must cope with his sister, who tries to imitate his heroic deeds with humorous or disasterous results.

When their spaceship crash-lands on Earth, Ploo is captured by the Army and taken to the mysterious Area 51, and while her brothers, Lek and Klatu, try to rescue her, Ploo uses her ESP to make a new friend.

When siblings Klatu, Lek, and Loo from the plant Loogl return to the mysterious Area 51 to recover their wrecked spaceship, they meet the Great Ones - four legendary Looglings who crashed in Roswell sixty years earlier.

The Water People swim up from the bottom of the sea to take over the world and MAXimum Boy is chosen to defend Earth.

In Central Park, Zack and his dad encounter an alien who has lost his spaceship, which has been towed because it was illegally parked.

When Zack becomes a mind reader, he discovers everyone's silly secrets, but then he finds that someone is planning something very strange, and it's no joke.

After she eats his homework, ten-year-old Zack suspects that his substitute teacher Mrs. Wolfowitz is a werewolf and uncovers her bizarre secret.