[squeak-dev] Suggestions for 7-9 grade algebra, math, geometry

> Any recommendations or opinions about packages (not necessarily
> squeak-based, though slightly prefered) that may be useful for kids in 7-9
> grade to experiment and learn more about algebra, math, geometry?
>
> All suggestions appreciated.
>
> Thanks - Sophie
>
>
>
>
>

> I suppose you are familiar with Etoys? And you've seen the recently
> updated http://squeakland.org page? There is great stuff in the
> example projects that come with the new etoys image..
>
> And you know DrGeo II? http://wiki.laptop.org/go/DrGeo It's a lot of
> fun to make geometric figures and see them come alive (see the demo
> videos)
>
>
>
> Cheers
> Matthias
>
>
>
> On Sat, Sep 13, 2008 at 9:12 PM, itsme213 <[hidden email]> wrote:
>> Any recommendations or opinions about packages (not necessarily
>> squeak-based, though slightly prefered) that may be useful for kids in 7-9
>> grade to experiment and learn more about algebra, math, geometry?
>>
>> All suggestions appreciated.
>>
>> Thanks - Sophie
>>
>>
>>
>>
>>
>

> "Matthias Berth" <[hidden email]> wrote in message
>
>> it will go in a circle.(you ´can put the pen down to see the trace)
>> Let the kids try that for different speeds and angles - it is  
>> always a
>> circle. WHY?
>
>> Make two mice, one moving in a circle, the other one just moving
>> towards the first (chasing it). Watch the curves that the second  
>> mouse
>> draws.
>
> Nice, thanks for the hints.
>
> Any thoughts on pros/cons of Scratch vs. eToys?

> Am 14.09.2008 um 00:27 schrieb itsme213:
>
>> "Matthias Berth" <[hidden email]> wrote in message
>>
>>> it will go in a circle.(you ´can put the pen down to see the trace)
>>> Let the kids try that for different speeds and angles - it is always a
>>> circle. WHY?
>>
>>> Make two mice, one moving in a circle, the other one just moving
>>> towards the first (chasing it). Watch the curves that the second mouse
>>> draws.
>>
>> Nice, thanks for the hints.
>>
>> Any thoughts on pros/cons of Scratch vs. eToys?
>
>
> Scratch is easier to get into and more explorable, but has a limited
> set of functionality (which is good from a learner's perspective).
> Etoys is more powerful in many ways (and you can always escape to full
> Smalltalk) but also harder to grasp.
>
> The website with project sharing is another plus for Scratch. There
> are project servers for Etoys, too, but not a central one.

> Bert Freudenberg wrote:
>> Am 14.09.2008 um 00:27 schrieb itsme213:
>>
>>> "Matthias Berth" <[hidden email]> wrote in message
>>>
>>>> it will go in a circle.(you ´can put the pen down to see the trace)
>>>> Let the kids try that for different speeds and angles - it is  
>>>> always a
>>>> circle. WHY?
>>>
>>>> Make two mice, one moving in a circle, the other one just moving
>>>> towards the first (chasing it). Watch the curves that the second  
>>>> mouse
>>>> draws.
>>>
>>> Nice, thanks for the hints.
>>>
>>> Any thoughts on pros/cons of Scratch vs. eToys?
>>
>>
>> Scratch is easier to get into and more explorable, but has a  
>> limited set of functionality (which is good from a learner's  
>> perspective). Etoys is more powerful in many ways (and you can  
>> always escape to full Smalltalk) but also harder to grasp.
>>
>> The website with project sharing is another plus for Scratch. There  
>> are project servers for Etoys, too, but not a central one.
>
> Are there any plans for making a central sharing site ?

> "Bert Freudenberg" <[hidden email]> wrote
>
>> Scratch is easier to get into and more explorable, but has a  
>> limited  set
>> of functionality (which is good from a learner's perspective).  
>> Etoys is
>> more powerful in many ways (and you can always escape to full  
>> Smalltalk)
>> but also harder to grasp.
>
> What are the top few things Etoys has over Scratch?