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AJ and his raccoon sidekick Pip meet a very stressed squirrel who’s busy preparing for winter—but the math is overwhelming! To help him get ready, ...

When the king’s lucky fishing hat goes missing, so does his luck. Everything is going wrong! But Ava and Gabby Danger are on the case. Readers in g...

The Ava and Gabby Danger: Ninja Princess Detectives collection features princesses who love martial arts and solving mysteries in their castle, the...

A prized puppy is missing, but ninja princess detectives Ava and Gabby Danger are on the case! Readers in grades 1-4 will help the girls follow the...

Join Vera, her magical math powers, and her best friend Zade as they help a troll solve his tricky riddle! Using measurement, Vera works out equati...

AJ and his raccoon sidekick Pip stumble upon a group of frogs with a big problem—their pool party isn’t adding up! Using addition and subtraction, ...

AJ and his raccoon sidekick Pip stumble upon three bear cubs enjoying a pie picnic—but there’s a problem. The pies aren’t divided fairly! Using fra...

AJ and his raccoon sidekick Pip meet a little bird who’s always late for breakfast—and very hungry! To help her arrive on time, AJ and Pip teach he...

Ava and Gabby can’t wait for Klue Kingdom’s annual Taekwondo Tournament at the palace. To celebrate, Ava bakes their sensei her special chocolate c...

Join Vera, her magical math powers, and her best friend Zade as they help a dragon protect her treasure! Using geometry, Vera solves equations in h...

Join Vera, her magical math powers, and her best friend Zade as they help a ghost recover his long-lost book! Using multiplication and division, Ve...

Join Vera, her magical math powers, and her best friend Zade as they solve the mystery of the lake monster! Using fractions, Vera tackles equations...