I've uploaded a few Mathematica Demos that illustrate some Middle School topics.

The Wednesday sprint key is here.

To register in the Khan Academy, follow these instructions.

This homework is for all students regardless of how well you did on the triangle problem. It is due on Friday, Apr 8.

The usual 10 x rewrite rule applies to all questions except for the triangles.

If you missed either of the two triangles, follow these instructions.

The 10 x rewrites are due by Wednesday, the triangle assignment is due Friday.

To enter your Mathcounts Answers, click here.

To see which answers were right and wrong, click here.

Correct answers are marked with a check mark, and incorrect answers are marked with an 'X.',

Here are the 3 currently available workbooks:

1. Volume 1 of the 2010 Mathcounts workbook.
2. Volume 2 of the 2010 Mathcounts workbook.
3. Entire 2006 Mathcounts workbook.

MATH*Ability is a basic math program that teaches children how to master basic arithmetic skills. The program has developed a successful track record.