[Etoys] Pen color categoyry

Kazuhiro ABE abee at squeakland.jp
Wed Apr 2 10:47:49 EDT 2008

Hello, Subramaniam

I think a Polygon morph and its new category named "polygon" may
help you. It includes many tiles for controlling vertexes by cursor.
These tiles are simular of other tiles of collection type morphs like
a holder, text and etc. So kids can use a Polygon as a PenMorph.

Kazuhiro Abe

On Mon, 31 Mar 2008 12:33:57 +0530
"K. K. Subramaniam" <subbukk at gmail.com> wrote:
>In Logo's Turtle, the pen was a tangible and visible entity which made it easy 
>for kids to comprehend it. In Etoy, the Pen is an invisible, abstract entity 
>whose presence is manifest only in the trails it leaves behind. This runs 
>counter to Morphic principle of directness. Instead, pen methods could be 
>factored into a separate Morph, say PenMorph, that can be manipulated by kids 
>directly to affect size, color, shape, trailstyle and up/down state.

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