Interactive
Annenberg Foundation

Annenberg Learner: Organizing Data in a Stem and Leaf Plot

For Students 3rd - 8th
A stem and leaf plot is a graphical representation for investigating variation. You will convert an ordered stem and leaf display grouped by tens into an ordered display grouped by fives.
Lesson Plan
Writing Fix

Writing Fix: An I Pod Inspired Writing Lesson: Dancing With the Math Stars

For Teachers 9th - 10th
This is a great math writing assignment. First, students learn about the patterns and shapes of polynomial equations and their inverses by making their bodies imitate mathematical concepts, using popular disco & 80's dance moves....
Activity
National Council of Teachers of Mathematics

The Math Forum: Data Collecting in the Classroom

For Students 9th - 10th
A list of two dozen questions students can easily ask eachother in the classroom to quickly collect data in hopes of using it in their study of making graphs. Some are opinion questions, while others require the counting of certain items...