Handout
Other

Quick Math: Quadratic Equations

For Students 9th - 10th Standards
Complete step-by-step investigation of quadratic functions, allowing the user to input the function. Each step, from solving f(x) = 0 to graphing and finding extreme points, is covered in depth, via links for each step (requires...
Activity
University of Illinois

University of Illinois Urbana Champaign: Chickscope Egg Math: Equations for an Ellipse

For Students 9th - 10th
Investigation and discussion of the way "Pin and string construction," works in producing an ellipse. Works through the corresponding equations in a well-ordered way.
Activity
Other

Dans Math: Lessons: Intermediate Algebra

For Students 9th - 10th Standards
College professor Dan Bach presents a review of algebra concepts, including factoring, quadratic equations, and graphing parabolas. The examples are detailed, but easy to follow. This is a good site for reviewing before tests and quizzes.
Handout
Paul Dawkins

Paul's Online Notes: Algebra: Solutions and Solution Sets

For Students 9th - 10th Standards
Detailed math tutorial features notes and examples that introduce and define basic ideas involved in solving equations and inequalities and solution sets.
Lesson Plan
TeachEngineering

Teach Engineering: Navigating by the Numbers

For Teachers 6th - 8th
In this instructional activity, students will learn that math is important in navigation and engineering. Ancient land and sea navigators started with the most basic of navigation equations (Speed x Time = Distance). Today, navigational...