Website
US Department of Education

Helping Your Child Learn Math: Math for the Fun of It

For Students Pre-K - 1st Standards
This compilation of math activities engages parents and children in the use of math whenever they are at home. Packed with concise, high interest activities, related illustrations, detailed "parent pointers," and easy to following...
Activity
Rice University

Rice University: Cynthia Lanius: Rectangle Pattern Challenges

For Students 3rd - 8th Standards
Students use rectangles to explore patterns. Once they understand the concept, students can create their own patterns for others to explore.
Interactive
Other

20/20 Technologies: The Fruit Game (Using Patterns)

For Students 3rd - 5th
The Fruit Game is an interesting interactive game that will capture the attention of students in the study of finding and using patterns. Much like a game of tic-tac-toe, a pattern to winning must be discovered and used. The site clearly...
Activity
National Council of Teachers of Mathematics

The Math Forum: Rotational Symmetry

For Teachers K - 1st
This is a good site for elementary teachers to help educate students about symmetry by using pattern blocks. This link has multiple activities that the instructor could use including technological and standard activities.
Unit Plan
PBS

Pbs: Code Breaking: Harley Gets a Hint

For Students 3rd - 5th
In this video, Harley moves in with Harry and makes Harry's life miserable. Harley spies on Harry writing in his diary. When Harley "borrows" the diary, he finds it is written in a code using numbers. Harley figures out a pattern with...
Activity
Rice University

Rice University: The Hand Squeeze

For Teachers 9th - 10th
Students will enjoy this data collection and class analysis experiment involving the time it takes for a hand squeeze to travel around a circle of people. From organizing the activity to collecting the data to making a table and graphing...