Hand a child a blank page and ask them to write about their favorite hobby, and most will stall out after two sentences. Ask the same child which animal their best friend would be if they had to pick one, and they will not stop talking.

That difference is why the old fill-in-the-blank friendship books from decades ago got replaced, not by nothing, but by versions built around a theme kids actually care about. Generic prompts read like homework. Animal-themed prompts read like a quiz about your own personality, which is a much easier sell to an eight-year-old.

Good prompts only get you halfway, though. An animal-themed friend book only works if it survives actual use: passed hand to hand at a sleepover, stuffed in a backpack, left open on a bedroom floor for a week. Cheap paper tears at the spine after a dozen signatures. A binding built to take that kind of handling is the difference between a keepsake and something that gets thrown out by accident during a school locker cleanout.

None of this needs to be complicated. Pick a theme the kid actually cares about, make sure the physical book can survive a year of backpacks, and get out of the way while they fill it in with their friends.