Cyd and Shelby jump ahead in time to nab test questions for a difficult history exam. Meanwhile, Barry and Naldo try to make Barry's invention replicate time travel.
The girls go back in time to the 1970s to experience the disco era and become involved in a turf battle between disco and punk kids.
Part 3 of 3. Janet tries to uncover the secret behind time travel, so the girls decide to take her down once and for all.
A princess from the 16th century arrives at school through a time rift.
Cyd and Shelby go back in time and revisit their 6th grade dance.
The girls take a time-traveling princess on an "Epic Girls' Day" at the mall.
Shelby tries to create her own web site. Meanwhile, Cyd and Naldo win a boat and hide it in their backyard.
Cyd and Shelby go to a roller derby against Astrid's wishes and discover that Shelby's mom has been keeping a secret.
Diesel accidentally swallows a time-travel tracker and disappears, so Cyd and Shelby try to find him before he is lost forever.
Shelby and Cyd use time travel to attend two events on the same night, but their plan backfires when they both meet boys they like at each event.
Comic adventures of a 14-year-old boy and his puppet, Crash, who comes to life.
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