[IAEP] 40 maths shapes challenges

Bill Kerr billkerr at gmail.com
Fri Sep 4 10:04:37 EDT 2009

tony has a demo of one of the shapes in turtle art on his blog:

On Mon, Aug 31, 2009 at 9:52 PM, Costello, Rob R <
Costello.Rob.R at edumail.vic.gov.au> wrote:

>  yes,  i had success using that sheet as well Bill ...
> here's a quick demo i did of scratch in action - emerged out of lesson  - i
> talked through a simple square for a couple of minutes; asked the students
> how i would make it triangle -  a year 8 girl suggested the approach; which
> we then generalised to any number of sides
> http://www.thinkingcurriculum.com/kittyAngles/kittyAngles.html
> students were off trying to build the shapes, or coming up with new ones
> ...some seem to find their niche with this
> -----Original Message-----
> From: iaep-bounces at lists.sugarlabs.org on behalf of Bill Kerr
> Sent: Mon 8/31/2009 9:19 PM
> To: iaep
> Subject: [IAEP] 40 maths shapes challenges
> 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)
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