Here are three playful ways to say that sentence, made simple and silly for a 6-year-old:
- The tiny mouse squeaked, "Eek!" when it saw the pig splish-splashing in the mud.
- The little mouse gasped with glee as the pig rolled and made muddy splashes.
- The mouse's whiskers wiggled in surprise—look!—the pig was having a big, happy mud bath.
Each sentence keeps the same idea but uses fun sounds and easy words so it feels playful for a young child.