In this video I work through 68 examples of factoring quadratic expressions when a is not equal to one. The first couple of ...

I make short, to-the-point online math tutorials. I struggled with math growing up and have been able to use those ...

The designers for Monte Vista Elementary School’s proposed outdoor classroom had some key questions to answer: What materials could they use while staying under the district’s $10,000 budget? How much ...

Which math toys are best? Are you looking for new ways to help your kids develop their math skills? Rather than inundating them with more workbooks or worksheets, invest in counting and math toys.