http://www.turtleart.org

http://randomibis.com/fractalmapr/

Terragen Classic,http://www.planetside.co.uk/

http://snowflakes.barkleyus.com

http://www.geogebra.org/

For next time: Spend some time in the school experience section of

the library, and bring in one non-fiction book written for primary school pupils which you feel exemplifies good design.

Read Williams (1994), The non-designer’s design book.