The crew on the ship prepare to perform a "flip and burn" manuever. This manuever puts an intense toll on the crew, as they need to strap in and inject themselves with some fluids during it. This clip illustrates that the effects of gravity and acceleration should be indistinguishable.
Homer finds out the Ribwich is available at Springfield's local Krusty Burger and is excited to try it. After his first bite, he is immediately addicted to it and quickly eats a dozen of them. Homer displays a lack of self-control as he devours the Ribwiches.
Homer dies and has a dream in which his guardian angel shows him how his life would be if he had decided to marry Mindy instead of Marge, with the intention of showing him the negative consequences of that decision. Ironically, the consequences are all positive, causing Homer pain. Although there is no single way that Homer is "supposed to live," the choices he made throughout his life may have been the wrong choices.
During Prohibition in Springfield, Homer fills a bowling ball with beer and rolls it down the gutter. The ball makes its way down to a secret speakeasy, where Moe retrieves the beer and charges Barney an absurd price for it. Moe then sends Homer the through the same bowling ball. This clip represents the amorality of American capitalist values, as Homer and Moe's practices benefit themselves but hurt many others with their high prices.
After breaking the enigma, Alan Turing and his team discover that there will be an attack on a British passenger convoy, and hundreds of civilian lives are at risk. Hugh starts calling Commander Denniston's office to let him know of the attack, but Turing stops him. Turing's rationale is that it will alert the Germans that they've broken the enigma. Their biggest challenge now is keeping secret the fact that they broke the enigma.
Taylor joins a support group for students who have been bullied online, and they discuss the ways in which to handle unpleasant comments directed towards them online. They discuss topics such as saving the evidence and talking to trusted adults about the bullying.
Taylor finds out her brother, Eric, hacked into her Cliquesters account and changed her status to something inappropriate. Her mother is upset with both of them, and she reminds Taylor that what she posts on the internet is no longer private. Her mother also reminds her to not use the internet for calling people names and that internet use results in both responsibilities and consequences.
Samantha views a photo of herself and Taylor on Taylor's Cliquesters profile and notices that Lindsay has written an unpleasant comment. She tells Taylor about it, and they have a short discussion about it.
Gretchen explains the rules of the lunch table to Cady. The rules cover how each member of The Plastics should behave and dress on different days of the week. If an individual doesn't follow the rules, then that person will not be able to sit with The Plastics at lunch that day.
The Plastics see Jason going out with a girl named Taylor, and Regina doesn't want them to be together. Regina calls Taylor's mom posing as someone from Planned Parenthood to insinuate that Taylor may be pregnant.
Before the show, Ellen checked the Facebook pages of several people in the audience and found some interesting, public photos. She displays some of them on the big screen and asks clarifying questions about them.
Eduardo discovers a cease and desist letter that Mark received from the Winklevoss twins that suggests he stole the idea of Facebook from them. Eduardo acknowledges the seriousness of the letter, while Mark doesn't seem to think it's much of a concern. Mark then argues over the rights to Facebook with the Winklevoss twins.
Mark asks for recognition from the Harvard academic board for hacking into the Harvard network and exposing gaping holes in its security infrastructure. Mark tells Eduardo that he received academic probation for his actions.
Ralph and Vanellope travel through the internet in order to reach Ebay. Each step of their journey is depicted in the context of the current internet infrastructure: they travel through wires and in packets to their destination. This clip illustrates how the internet works at a high level.
Ruff Ruffman is in a rush to get everything ready for Chet's birthday party, and Blossom shows him that the internet can be used to solve a lot of his challenges. Using the internet, they invite guests to the birthday party, create a do-it-yourself trampoline, and make him a birthday cake.
While working on her homework, Vanessa receives an instant message with a link to a website titled "Hating Vanessa." The website, presumably made by Vanessa's peers, makes fun of her by depicting her with ridiculous hair styles.
As Vanessa leaves the lunch room after talking with Emily, one of the girls in the popular group shows Emily their yearbook cover idea. The idea is a video depicting Vanessa as an obese person with an unsatiable appetite. Vanessa stops to watch this video on her way out of the lunch room, and it disturbs her.
Ralph visits the comments section and discovers that people are talking about him and his videos. Although there are a few positive comments about him, there are many more negative and hateful comments, and it hurts his self-esteem. Yesss tries to comfort him by advising him to ignore the comments.
Ralph and Vanellope outbid another bidder for the Sugar Rush Steering Wheel. Initially, their bids are slightly above the other bidder's; however, they get carried away and bid an enormous price for the steering wheel. It's evident that they don't understand the implications of their high bid.
Two contestants, Steven and Sarah, are competing for a jackpot of £100,150. The show host explains the rules: they have to choose either the split ball or the steal ball. They can either split the jackpot evenly, go home with nothing, or go home with the entire jackpot.
The group explains the Fujita Scale to Melissa. They mention that the Scale is a classification for tornadoes based on the amount of damage they cause, and they give an example of the damage that would be caused by an F4 tornado.
During the Apollo 15 space mission, astronaut David Scott decides to test Galilleo's theory that all objects fall at the same rate, despite their weight, in the absence of an atmosphere. In his test, he drops two objects with drastically different weights, a hammer and a feather, at the same time.
The team at NASA is trying to launch a capsule and bring it back to Earth. To do so, they need to calculate its change in trajectory as it moves from an elliptical orbit to a parabolical orbit. Katherine discovers that they can use Euler's Method to approximate the change in trajectory.
After Digit brings back another gleamer bug to power the ship, the Cybersquad is surprised to learn that they have 30 gleamers of power, not 24. Jackie points out that the bug that Digit brought is actually two bugs stuck together. They use variable substitution to explain to Digit how they have 30 gleamers of power and to determine the number of additional gleamers they need to start the ship.
The Cybersquad are helping the authorities find out if Hacker has more land than Judge Trudy. They decide that measuring the area of Judge Trudy's square and comparing it to the area of Hacker's land is the best way to approach it. They use rope, fence posts, and tarps to calculate the area of the land.
Penny, Amy, and Bernadette discuss how other superheroes can possibly pick up Thor's hammer. Bernadette suggests that, through the transitive property, the Hulk could pick it up by picking up Thor while he's holding his hammer. Amy disagrees with her, and Penny tries to apply the logic to picking up a guy at the bar.
Bianca is babysitting a set of twin boys and needs to feed them exactly 9 ounces of baby formula. She tries to find two containers that have the same volume so that she can feed each baby the same amount. She tests out different containers and learns that, although some containers may look different, they can hold the same volume.
Matt, Jackie, and Lucky play a game in which they can win a hat. When Jackie plays and loses, she wonders if this game is fair. She works together with Matt, and they calculate that every player's chance of winning is the same, so it is indeed fair.
Dominique and Ben race against the clock to match several brick bits of a castle to pieces of wallpaper containing the measurements. Later, a kitten asks a dragon if it can fit a drawer in its room, and the dragon measures the drawer to illustrate how to know for certain whether or not it will fit.
Sad Man and Bad Man both illustrate that calculating the fraction of a whole number is the same as dividing by the denominator. Bad Man then challenges Amber and Ashley to match fractions with their equivalent divisions, and they complete the challenge successfully.
Bad Man challenges two kids to solve problems involving calculating the fraction of a whole number. The kids walk through the process of solving each problem in a clear manner with supporting visuals. They solve every problem correctly.