Reed pens are the oldest known type of pen. They were made from reeds growing in the delta of the Nile. The ancient Egyptians invented them, and also invented black ink, using soot and gum arabic. Their pens had split nibs to regulated the flow of ink to the writing tip. This simple design is still used in calligraphy today.
Quill pens are one of the oldest type of pens. A quill pen is the feather of a bird, usually a goose. The end of the feather (the quill) was kept very sharp and had to be dipped into ink after every few words.
Fountain pens are like dip pens, but can hold enough ink inside to write several pages before being refilled. Inside, the ink is held in a sac or cartridge.
A stylus is a pen that cannot write on paper and is usually made out of plastic. They are usually used with touchscreens.
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Pen Facts for Kids. Homework Help - Kiddle Encyclopedia.