[IAEP] 40 maths shapes challenges

Bill Kerr billkerr at gmail.com
Fri Sep 4 19:27:26 EDT 2009

On Sat, Sep 5, 2009 at 2:12 AM, Maria Droujkova <droujkova at gmail.com> wrote:

> Circle is one of the hardest in Scratch. Unless I am missing a command.

move a little turn a little lots of times

repeat 360 [move 1 turn 1]

that is a classic discussion arising from Papert
does this prepare students for calculus?
an honest child's version of sophisticated maths?
or are the conventions of calculus so different from body syntonic logo
maths that the learning does not transfer?
good one to discuss

> Cheers,
> Maria Droujkova
> http://www.naturalmath.com
> Make math your own, to make your own math.
> On Mon, Aug 31, 2009 at 7:19 AM, Bill Kerr <billkerr at gmail.com> wrote:
>> Image attached
>> Forty shapes to make in Scratch <http://scratch.mit.edu/> or some other
>> version of logo, such as Turtle Art<http://wiki.sugarlabs.org/go/Activities/Turtle_Art>.
>> It's hard to see the thumbnail but click on it for a larger view.
>> This is one of the best sheets ever for teaching maths (designed by Barry
>> Newell):
>>    - the logo turtle or scratch cat acts as a transitional object between
>>    the concrete maths shape and the abstraction of the script that makes the
>>    shape
>>    - the sheet includes both simple and complex shapes, increasing in
>>    order of complexity, there is a challenge there for everyone
>>    - many of the more complex shapes are made up of combinations of the
>>    simpler shapes
>> Source: Barry Newell's Turtle Confusion (1988)
>> _______________________________________________
>> IAEP -- It's An Education Project (not a laptop project!)
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