What are some cool technology for pens, pencils, crayons, chalk, notebooks, binders, analog or digital?
>>61951342
Why does that Fountain Pen have a battery in it.
>>61951353
Maybe you just press a button to refill it
>>61951342
Where can I get one of those?
>>61951423
Like a button filler, from literally 100 years ago?
Also
>Alkaline batteries
>>61951342 [Mechanical pencils are pretty cool] >>61951342