The reason most people like rhyming things is because they're rhythmic which does help a lot with memorisation. Once she's verbal you may catch her reading the book out loud and think damn she learned to read fast til you realise she's holding it upside down ;D

There are children's books that aren't colourful?

So you like unicorns and Hubby likes llamas, has Bella got a thing she likes yet or we're still waiting on that? :D