It’s a sweet, functional tool for emotional intelligence.

Look, it’s not going to win any major literary awards for its prose, and the rhymes might make you grit your teeth after the tenth consecutive reading. But it's Dolly Parton. It’s pure, it’s safe, and it actually helps kids understand that they aren't just 'bad' when they're angry—they're just feeling a different color of the rainbow.

It’s a solid addition to a preschooler's bookshelf, even if the art style feels a bit like a 2009 time capsule.