They even already have a non-gendered version.
From what you can see from the free pages on Amazon, it looks like boy/girl changes are very superficial, the math is the same.
>They even already have a non-gendered version.
>From what you can see from the free pages on Amazon, it looks like boy/girl changes are very superficial, the math is the same.
But that's much less controversial than what everyone else is imagining, how dare you.