Ep 5. A Crinkle in Time

In the fifth episode of season 4 of Cyberchase, titled "A Crinkle in Time," our main characters, Matt, Jackie, and Inez, find themselves in a time machine as they travel to different moments in history to retrieve cure-all known as "the cyber-slug." They must use their math skills to solve problems and complete challenges in order to progress to the next stage of their journey.

As they travel through time, they encounter several obstacles, including a group of suspicious characters who believe the cyber-slug is theirs to claim. In order to retrieve the cyber-slug, the trio must use their problem-solving skills to identify patterns and solve equations.

As the group travels further back in time, they find themselves in Ancient Greece, where they must participate in a math competition against the great mathematician Archimedes. They soon find out that Archimedes has been kidnapped by Hacker, the show's primary antagonist, who is seeking to use the power of the cyber-slug to take over Cyberspace. In order to save Archimedes and stop Hacker, Matt, Jackie, and Inez must work together to solve a series of math puzzles.

Throughout the episode, viewers are introduced to a variety of mathematical concepts such as geometry, fractions, and decimals. The show uses animations and interactive elements to help explain the concepts in a fun and engaging way, making it accessible to a young audience.

Overall, "A Crinkle in Time" is an exciting episode of Cyberchase that combines elements of adventure, math, and history to create a unique and entertaining viewing experience. The episode teaches valuable problem-solving skills while also inspiring a love of learning and exploration.