Centers on teenagers Cyd (Landry Bender) and Shelby (Lauren Taylor), who when a science experiment goes wrong, become unstuck in time, leaping forward and backward whenever they want... and sometimes even when they don't. Now with the help of their next-door neighbor, teenage genius Barry,the girls must learn to master their awesome new power as they time-shift through high school. Written by Anonymous

When Cyd and Shelby are having trouble studying for a difficult history test, they decide to jump ahead in time and nab the test questions. Meanwhile, Barry and Naldo find themselves in a hair-raising situation when they try to figure out how to make Barry's invention replicate time travel.

When Cyd tries to plan a special thank you for the Marcus family, Shelby steps in to help with hulu dancers, a rock band and jugglers and everything somehow leads to a big misunderstanding and a huge kitchen disaster.

Cyd and Shelby travel back to relive one of their favorite memories from middle school, but the moment winds up being totally different than what they both remembered. Now, they begin to question everything that happened on that particular day.

When Shelby's new lab partner, The Rob, can't stop being mean and annoying, the girls travel back in time to try and find out why he's such a jerk.

Cyd and Shelby go back to change the past so that Barry can meet his childhood science hero. However, when they return, they realize Barry and Naldo have changed as well and are now terrible rock musicians instead of aspiring scientists.

When the girls are assigned to do a report on the 1970s disco era, they decide to travel back and experience the 70s firsthand and land in the midst of turf battle between the disco and punk kids.

Cyd and Shelby discover a major clue to the future lab memory and it is somehow tied to Barry's science idol Janet Smythe, who also employs Shelby's dad.

Cyd and Shelby take a bite out of the Big Apple when they use Barry's new invention to telepathy themselves to the NYC Central Park Spooktacular only to end up trapped in a haunted house.

When Cyd and Shelby go back to kindergarten to celebrate their friendship anniversary and relive the day they first met, they begin to change back to their five-year-old selves.

The girls travel back in time to stop Janet Smythe from starting GDD; their plan works but they also manages to stop major events from happening.

The girls travel back in time to stop Janet Smythe from starting GDD; their plan works but they also manages to stop major events from happening.

Cyd travels back to Christmas the year before to try and figure out the perfect gift for Shelby. Meanwhile, Barry and Naldo's Winter Wonderland experiment sparks an elf war, with Bret and Chet leading the charge.

Cyd and Shelby use time travel to attend two different events on the same night; the plan backfires when they meet boys at both events.

When Shelby's adventurous Grandma Rita comes to visit, the girls learn time travelers were responsible for setting up Shelby's grandparents and they jump to the 1950s to investigate.

When Diesel accidentally swallows a time travel tracker and disappears, Cyd and Shelby must track him down before he's lost forever.

When Cyd and Shelby discover their future-selves have asked to lose their time travel abilities, they leap to the future and see that Janet Smythe is somehow involved after having obtained their Time Particles after they left 1991. Meanwhile, Barry learns Marci is planning to break up with him.

Janet invites herself over to Shelby's for dinner; the girls try to find out what she knows about time travel.

While Janet tries to find the secret behind time travel, the girls plot to take her down once and for all.