Hogwarts: Weasley Is Our King was a recommended novel, which included supporting actors Fred Weasley and George Weasley. This book can be read on Qidian Chinese website.
They might use their humor. For example, if someone is making Hermione feel bad by teasing her about her studious nature, Fred and George will crack jokes at the teaser's expense, making Hermione laugh and feel better, which is a form of protection in a way.
They might use it to buy more ingredients for their products. They could purchase things like Pygmy Puffs, or other magical creatures and items that they use in their joke products.
Yes, there could be various fanfics involving these characters in the Harry Potter universe. Fanfic writers often create unique stories centered around popular characters like Fred, George and Harry, exploring different plotlines, friendships, and adventures that might not be part of the original books.
One reason could be that they played a particularly mischievous prank on her that went too far. For example, if they made her late for an important exam or meeting with a professor by using one of their wild magical inventions. Hermione, being a stickler for rules and academic achievement, might lose her temper and hex them in retaliation.
It varies. Some of George Eliot's works might feature the death of children as part of the complex plot and themes. However, not all of her fiction includes such elements.
The relationship develops in a way that they understand each other's limitations better. George, being carried, realizes that he can count on Fred in difficult situations. Fred, on the other hand, gets to see George in a more vulnerable state. This newfound understanding makes them communicate more openly. They start to plan their future business ideas with more cooperation, knowing that they can support each other through any challenges that come their way in the wizarding world.
In these fanfictions, Fred and George outwit the enemies by working together as a team. They combine their magical abilities in unique ways. One of them might cast a spell to create a diversion while the other one gets Harry. They also use their knowledge of magic items. They could use a magical object like a vanishing cabinet to hide Harry or transport him to a safe place. Their quick thinking and ability to improvise in difficult situations are also key factors in outwitting the enemies.
In some fanfictions, Fred and George might help Harry by sharing their knowledge of the Triwizard Tournament tasks. They've been at Hogwarts longer and could have useful insights. For example, they might know secret passages around the areas where the tasks are held.