colors and polygons

Colors and Polygons web site
The software Colors and Polygons is recommended for children between the ages of 6 and 12 years. The aim of the software is to develop the understanding of concepts such as unit size, area, perimeter and the connection between them. The aim of the web site is to discuss issues such as understanding of concepts like unit size, area and perimeter. For details please contact doritc@cet.ac.il