SLR+Joshua

I have been learning lots about inventions. I thought of lots of things that have been invented when I completed my alphabet key.

A Criteria for Inventions Good || Bad  || *Easy to use  || *Difficult to use  || *Opens carton  || * Too large/heavy  || *Helpful  || *Doesn’t open carton  || *Perfect  || *Isn’t helpful  || *Isn’t hard to make || *Hard to make  || * Isn’t expensive  || *Invention isn’t strong || *Invention is strong  || *Is Cheap || *Isn’t Cheap || *Handheld size || *Hand fits in handle  ||   ||