E-learning for Kids
E Learning for Kids: Math: School Bus: Pattern and Function: Number Patterns
Students will play a variety of learning games to explore and practice number patterns.
E-learning for Kids
E Learning for Kids: Math: Surfing: Patterns
Play interactive games to determine the number patterns and sequences.
National Council of Teachers of Mathematics
The Math Forum: What Is a Tessellation?
The Math Forum defines and illustrates geometric tessellation.
Other
Stat Soft: Statistics Glossary
Dozens of statistical terms are defined and illustrated in this glossary.
Wolfram Research
Wolfram Math World: Semiregular Tessellations
This one page Mathworld site has a number of examples of semiregular tessellations. A definition and a small amount of related information is given at the bottom of the page.