George decides not to speak until his friends notice. Fern learns a neighbor was a Kung Fu artist.
The gang finds a device that solves their problems. Arthur and Buster try to be like each other.
Cellist Yo-Yo Ma faces jazz saxophonist Joshua Redman in the library! Arthur hides his new interest.
Pal is itching from an Italian circus flea named Pepe. D.W. wants to be kissed by a boy.
The team learns to use a map as a mathematical tool when Hacker kidnaps Dr. Marbles.
The kids discover the power and speed of estimation when Hacker causes cyberworld to freeze over!
The kids must master the properties of symmetry to stop Hacker from destroying all of cyberspace.
The kids use their skills at measuring length to climb a massive, booby-trapped statue of Hacker.
The kids must decipher a series of poems to free Dr. Marbles and Lady Lovelace from a time machine.
The kids use inverse math operations to find the Eye of Rom that Hacker stole from a pyramid.