A worksheet involving factoring of polynomials with multiple variables, some using substitution

A lesson plan that leads students through a proof of the Quadratic Formula

Helping students have fun while factoring algebraic expressions

A different way of writing factor trees which may be helpful for algebra students

A technique to help students prepare for simplifying algebraic fractions

Lessons and teaching explanations for factoring trinomials - quadratics

Derivation of the quadratic formula - how to teach your students why this works