"Horrid Henry and Moody Margaret are a perfect pair. Henry has a secret club that doesn't allow girls in. Margaret has a secret club just for girls. And both Henry and Margaret love to play pranks. But with Perfect Peter and Sour Susan acting as spies, which secret club will win?"--P. [4] of cover.

Mr. Docker, a new science teacher, is a crazy inventor who blows things up, uses potatoes for power, and has A.J. and his friends wondering whether science is for nerds or is the coolest subject ever.

After an embarrassing incident, a young boy decides to quit school.

A creature with tons of teeth and way too many butts is stealing the Bad Guys one by one.--Provided by Publisher.

When Splat crashes his bicycle, he comes face to face with a duck who does not quack, and so Splat takes the duck to school to determine why he does not quack.

Seven-year-old Stink Moody discovers that he can get free samples by writing letters to candy companies and plans a surprise for his best friend's birthday.

While picking up milk for his children's cereal, a father is abducted by aliens and finds himself on a wild adventure through time and space.

Mr Wolf. Mr Shark. Mr Snake. Mr Piranha. They're Bad Guys, everybody knows that. They're scary and dangerous an dwell ... just Bad. But these guys wan to be Heroes. And they're going to prove it by doing good deeds ... whether you want them to or not. Buckle up for the funniest, naughtiest and coolest book you'll ever read - it's time to meet the Bad Guys.

"A.J. and the gang from Ella Mentery School start a company to sell their brand new invention-a heated, scented, talking toilet seat!"--

On Career Day at Ella Mentry School, local reporter Mrs. Lilly helps A.J. and his fellow third-graders start a school newspaper, but their efforts have unexpected, and terrible, consequences.