National Council of Teachers of Mathematics
Nctm: Figure This: Math Challenges for Families
Students, teachers, and parents alike will enjoy this challenging math site. It contains a clever brain teaser section plus creative problems related to algebra, geometry, measurement, numbers, statistics, and probability. A Spanish...
Texas Instruments
Texas Instruments: Getting Started With the Ti Navigator System: Phone Card
This lesson introduces students to Activity Center and is intended to help students develop an initial conceptual understanding of how to represent, analyze, and generalize patterns with tables.