When a robot at the math museum zaps their math skills, sixth-grader Logan and his mischievous friend, Benedict, must pass a series of math challenges to retrieve their knowledge.

Annika hopes to change her best friends' hatred of math by winning a Sudoku contest, but she does not realize how important their lack of mathematical ability is until they make a mistake at the school carnival.

"In December 1960, Rick Hayworth drives his genius girlfriend, Crystal, and three other MIT grad students across the country to paint a message in the desert. Mars has been silent for thirty years, since the last time Earth solved one of the mathematical proofs the Martian civilization carved onto its surface. The latest proof, which seems to assert contradictory truths about distance, has resisted human understanding for decades. Crystal thinks she's...

"A math-whiz from a trailer park discovers she's the only student capable of unravelling complex clues left by a serial killer who's systematically getting rid of her classmates"--

Cas Russel has decided to Fight Crime". She definitely doesn't have a cape, and she's working on the whole morals issue, but she does have a real-life superpower: with her extraordinary mathematical ability, she can disarm bombs or outshoot an army. But Cas's own power also has a history, one she can't remember--or control. One that's creeping into her mind and fracturing her sanity...just when she's gotten herself on the hit list of every crime lord...

Worried that he will not pass his math quiz on Monday, Frankie cannot find any time to study over the weekend. Comic strip illustrations are interspersed throughout the text.

A young girl explains why she loves math and how she finds it in her everyday life.

Math-genius mercenary Cas Russell has stopped a shadow organization from brainwashing the world and discovered her past was deliberately erased and her superhuman abilities deliberately created. And that's just the start: when a demolitions expert targets Cas and her friends, and the hidden conspiracy behind Cas's past starts to reappear, the past, present, and future collide in a race to save one of her dearest friends.

Horrible Harry must defend his reputation as a detective by cracking the secret code of Mrs. Funderburke's lunch prizes.

"A bus driver named Joe heads out on his route, stopping at one bus stop after another to pick up passengers. He picks up five dogs and five cats in all, dropping nine of them off at the plane, train, or boat. The tenth passenger, a dog, Joe takes home."--