Definitely nearly the size of her.

Big blue eyes fixed on his face. Well--in his direction. He was very tall (or rather, she was very tiny) and Kururu was peering around the chair back at him.

"Make one?" She was intrigued! "Will it go in the sky?"

Ooooh, maybe she could be a painter of rainbows and fill the whole sky with them! Pretty... but what about the sun?

Wouldn't the sun get sad being covered up?

"The sun won't mind?"