The shapes introduce themselves and their characterisitcs to the square.

Jackie, Matt, and Inez set out to prove that Hacker doesn't deserve to be the ruler of Cyberspace. They try to find a counterexample to his statement that "you can always make a triangle out of any three rods." After some experimentation, they discover that one long rod and two short rods do not connect and therefore do not make a triangle. They present their findings during the debate.

Teaches multiplication using the number 3.

Number 12 sings about the different shapes and arrays that they can become.

The CyberSquad tests if its contraption serves as a raft. While it floats, it contains holes, and Digit gets attacked by piranhas through the holes. The group determines it needs to build a raft with no holes and no overlap. Together, they combine square pieces that they find on the floor to make a big raft. Inez explains that they've created a tessellation, and she defines the meaning of the word.