Jyoti always wants to make her Grandma's birthday special, even if she does live across the ocean. This year, Jyoti planned to email her a 'virtual hug', but Arnold got in the way, digitized himself, and now races across the Internet at nearly the speed of light! Jyoti and the class digitize themselves, too, and the chase is on!
The class sees through the eyes of different animals as they search for an escaped (and invisible) Ratny.
Ms. Frizzle shows the class it's ok to fail, as long as you learn something from the experience.
The kids go looking for rain to test out Jyoti's latest invention, the autobrella, only to wind up with their heads stuck in the clouds.
Ralphie's relatives, a circus troop called The Flying Tennellie's, need the class's help when their trapeze rigger is out. Ralphie and the gang have to use math to make sure the show goes on.
For this year's big school musical, Dorothy Ann plans to drape the stage in beautiful flowers. But her plants are dying, despite their extra clean soil. DA's famous inventor uncle explains why: the plants need 'Brown Gold', a special nutrient to help them thrive. But when the class discovers what the substance actually is - poop - they refuse to help collect enough to save her plants.
Tim tries to convince Ralphie that trees can talk to each other.
Carlos and Janet have been paired up to read stories to a kindergarten class, but Janet gets nervous and irritable in front of crowds. To make her more friendly, Carlos and the class shrink, go inside Janet, and look for her 'Nervous Gene' so they can disable it before the reading.
The last field trip of the year is also the most important: the class must go to the center of the Sun to recharge the bus's Magic Battery, the source of the bus's magic. But when Mr. Ruhle, principal, safety nut, and amateur sun enthusiast, tags along, Arnold must preserve the secret of the field trips to prevent him from cancelling them altogether.
Ms. Frizzle and her class along with an inventive high-tech bus that invites children on high-flying hijinks that introduce the incredible world of science.
Junior is disappointed the circus isn't coming to Friendly Falls, and Sunny's inability to contact the ringmaster doesn't help. So she decides to put on a show of their own...which proves more difficult than she thought.
Africa's Deadliest animals are locked in a game of hide-and-seek on the plains of Botswana.
British car enthusiasts Will and Gus have just one week to try to fix neglected cars and double their selling price - risking their own money in the process. This time, they are tackling a VW Golf.
Parker and crew are chased by deadly caiman and bitten by piranha. And, their attempt to drag their boat up a waterfall ends in disaster.
Zak Storm is about Zak, a young teen who, when in the middle of a surfing competition, gets sucked into the Seven Seas of the Bermuda Triangle, and becomes the captain of a ship of misfits. He teams up with a magical talking sword named Calabrass, which allows him to power up into various protective armors with weapons that help him face the numerous perils of the land.
Catherine Rollins recruits McGarrett and Jerry to help her track down a uranium deposit thought to be hidden on an abandoned Hawaiian island before a suspected terrorist can make dirty bombs with it. Also, when Junior falls and is trapped in a ravine, he reflects on his estranged relationship with his father.
Real people share the terrifing and supernatural stories of their experience.
Ella wants to surprise Curtis with the new renovations, but Curtis has other plans.