The vast majority of humans use their right hands for tasks demanding strength or precision. (sciencemag.org)
It's not impossible but personally I prefer to hold the device in the left hand and use right hand when I need to look up a word or manipulate a menu. (ereadertech.com)
Do you remember when you realized your child preferred to use his right hand over his left hand, or perhaps the other way around? (verywellfamily.com)