Ninth graders express mathematical properties through creation of advertising jingles.

Learners look at bands of colors and estimate how many rings of color there are. While working in groups, they come up with a plan of how to accurately count the rings. They attempt to find a pattern in the colors, and decide whether...

Students investigate the Sierpinski triangle and calculate the ratio and area of the triangle. In this fractals lesson plan, students calculate parts of a Sierpincki triangle. They use Google Earth to help them construct the different...