Homeschool Math Blog

The review of Multiplication Mountain has been moved here .

This was sent to me... I thought it was a very cute, melodic song about learning circle-related terminology such as radius, diameter, and circumference, and the two formulas with Pi (area formula and circumference formula): Here's a direct link in case you want to spread it around: http://www.youtube.com/watch?v=-z4SUypJZxo This is done by Dave Mitchell who also has a website Arithmecode.com .