The idea here is to have a full-keyboard development board for learning ... but there are probably a few that would work just fine were you to make one of these fun learning devices for yourself.

To us it makes a lot of sense to hold the tablet in one hand and type with the other. That’s exactly how [Adam Kumpf] has implemented this one-handed typing interface which was originally ...

Choose One-handed from the pop-up menu ... Tap on the left or right keyboard layout to pin the keyboard to that side. You can use the white arrow that fills the space left by the keyboard to ...

If you love the one-handed keyboard enough that you want to make it the default, there's a setting in Settings > General > Keyboard.