I recommend Tilings and Patterns by Branko Grunbaum and G.C. Shephard as a source for many, many more such challenges.
On Mon, Aug 31, 2009 at 4:19 AM, Bill Kerr<[email protected]> wrote: > Image attached > Forty shapes to make in Scratch or some other version of logo, such > as 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!) > [email protected] > http://lists.sugarlabs.org/listinfo/iaep > -- Edward Mokurai Cherlin Silent Thunder (默雷/धर्ममेघशब्दगर्ज/دھرممیگھشبدگر ج) is my name, and Children are my nation. The Cosmos is my dwelling place, the Truth my destination. http://earthtreasury.org/ _______________________________________________ IAEP -- It's An Education Project (not a laptop project!) [email protected] http://lists.sugarlabs.org/listinfo/iaep
