It has already been improved.
Pencils have many colors and hardness values.
Pens are a type of pencil with ink instead of graphite.
shove it up your nose?
The crayon invention is still important because people still use them and without them you can't draw ,color of course or do more things with them!:)<3 go crayon invention !!!
The Phoenicians improved upon the Sumerian invention by when the Sumerians invented the first writing system (symbols and cuneiform) the Phoenicians invented the alphabet which was easier.
because they worked really hard on whatever they were doing.
The Greek invention that aided navel travel and that was improved upon by the Muslims was Greek fire.
The alphabet
There was no single "original invention".
father of jammer
it just did okay gosh
It doesn't. It SHORTENS lives.
The greatest invention to improve communication recently is the cell phone. This invention allows people to stay connected any time, any where.
I like puppies