The Cat in the Hat is a fictional character created by Dr. Seuss and is well-known for his magical and mischievous tricks. In the book, “The Cat in the Hat,” he uses several items to perform his tricks and create chaos in the house of the two children he is babysitting. These items include:

1. A Red and White Umbrella: The Cat in the Hat uses his umbrella to make his grand entrance in the house of the two children. He opens the umbrella and performs a twirl before settling down to play with the kids. Throughout the book, the umbrella is used in many of the Cat’s tricks, including to balance objects, to make them disappear, and to pop objects out of its end.
2. A Magic Hat: The Cat in the Hat is known for his top hat, which he uses to perform many of his tricks. He pulls objects out of his hat, including a cake, a fan, a fishbowl, and even a small car. The hat also serves as a prop for many of his acrobatics and stunts.
3. A Long Red Bowtie: The Cat in the Hat wears a red bowtie that he uses to balance objects, as well as to perform magic tricks. He ties the bowtie in various knots, making it longer or shorter, depending on what he needs it for.
4. A Bouncing Ball: The Cat in the Hat uses a red and white ball to play a game with the two children. He balances the ball on various objects and even juggles it with his feet.
5. A Book of Tricks: The Cat in the Hat has a book of tricks that he uses to perform magic tricks and stunts. The book is full of strange and bizarre tricks, many of which he performs in the house of the two children. The book is also used to teach the children a lesson about the importance of responsibility and tidying up.

These items are integral to the Cat in the Hat’s magical and mischievous ways and help bring the story to life. The combination of the whimsical items and the Cat’s antics makes the book a classic that has been loved by children for generations. The Cat in the Hat’s tricks are silly and playful, and they encourage children to use their imaginations and to have fun.