This is a good idea, but also be aware that many baby books are entirely in Hiragana, which (at least personally) makes things much harder than just trying to figure out the separate words.
As people have said, the more you practice the easier it gets. Just pick up a book and start picking out the words! It’s gonna be tough but it’s magical to watch yourself get faster.
If you haven’t joined the book club yet, they just started a new one on Nov 13
