Phantom Tollbooth was my intro to Hitchhiker’s Guide-style humor and one of my favorite children’s books

I was in elementary school when I last read The Phantom Tollbooth, so I might be misremembering a few things, but that book was my introduction to the sort of—I dunno how to really label it, but that sort of humor that The Hitchhiker’s Guide to the Galaxy is built on. I feel like the sort of direct but misplaced logic, literal nature of things, and the personification or anthropomorphism of concepts we take for granted is a great introduction to absurdist humor (that was the word I was looking for!) to kids