This algebra lesson helps students explore polynomials by solving puzzles. The activity explains the relationship between expanding and factoring polynomials, as well as factoring trinomials, and multiplying monomials...

A 5-week unit for middle school teachers. Problems involve computations with addition, subtraction, multiplication, and division, designed to give students an idea of how much money is needed to survive with a family or...

A discussion of a variety of strategies for math problem solving, with examples of how to use them and why the development of problem-solving skills is important. The unit is accompanied by a kit of materials available...

This site from the Center for Cultural Design will help students understand the connection between musical rhythms and mathematic ratios. The site also provides some background on Latino-Carribean music and the Carribean...

A unit intended to teach children the size and scale of the Universe. Through hands-on manipulatives the students proceed in sequential stages to create four models, beginning with the Solar System and ending with the...