Tessellations

A tessellation is created when a shape is repeated over and over again covering a plane without any gaps or overlaps.

Examples of tessellations
:
triangle.gif
tessellation_6874_lg.gif
tess.png
tess2.png
tess3.png
tessellation.JPG
What software could you create a tessellation in?
There are some in Kid Pix - Idea Machine (under File) - if you require one for your children to use.

You Tube tutorial on using 'Paint' to make tessellations