Hand-held encyclopedia of everything

I ’ve come to realize and grudgingly accept that I can’t fully research everything I’d like to know. I’ll never finish googling endlessly or searching for all the details –can’t “catch all the mice.” Computers and smart phones allow most of us to carry encyclopedias of all the world’s knowledge in our hot, little hands 24/7. My father would’ve absolutely loved this, and so do I as do my grown…