New ReviewTackle a common misconception using a performance task. Dividing by a variable to eliminate a variable may seem like a good idea, but simplifying the variable eliminates solutions as well. Learners develop algebraic and graphical support...

New ReviewRead between the curves ... quadratic curves! Young scholars analyze the graphs of two quadratic functions by writing their own function whose outputs are between the two given. They then consider intersecting quadratic functions and...

New ReviewBasketball and math go hand in hand, even before one considers creating statistics. Viewers see a basketball player attempt multiple shots, but they do not see whether it goes in. They solve for which shots earned points as well as which...

Launch your classes into a modeling lesson. Young scholars watch angry bird trajectories and make predictions based on their knowledge of quadratic functions. The lesson includes a series of questioning strategies to lead learners to the...

Here's the solution to your lack of assessment questions. Scholars answer a set of questions, all assessing the Common Core math standard A-REI.10. They graph equations on coordinate planes and interpret graphs as the sets of all...

Linear x Linear = Quadratic? Given two linear expressions, scholars determine the product algebraically. They then graph the function defined by the quadratic expression and identify key features. Ideally, they'll see the relationships...

Be a winner; use the resource. Given quadratic functions for the heights of water balloons tossed by three homerooms, scholars determine the winner. Of course, this will first require defining what constitutes winning. Longest horizontal...

Toothpicks can be a great addition to math class. A simple activity has groups create as many different rectangular enclosures as possible from 20 toothpicks. Determining the area and graphing the results shows them that the situation is...

How does inertia affect an object's trajectory? After watching a video on safety belt use, pupils discuss the notions of inertia. Using their knowledge, individuals try to drop a ball on a target while running, and classmates observe the...

Share the expertise in finding roots. Using expert groups, the instructional activity introduces the class to solving quadratics. Experts learn to find the roots of a quadratic by either graphing, completing the square, or using the...

Hang by the ends of a chain to find the equation of a parabola. Class members determine the equation of a parabola that closely models the curve formed by a hanging chain. Using a coordinate axis, groups pick points to create a system of...

Fly through graphing functions with the Function Flyer. Young mathematicians use an interactive to graph different types of functions. A set of exploration questions has users investigate patterns in functions.

Show budding mathematicians how equations and graphs go hand in hand. Groups investigate how changing parts of a quadratic equation affects its graph. Graphing calculators and applications help with this task.

All you need to graph a quadratic? Two points and a line! Working in pairs, classmates find the roots of a quadratic. After learning how to find the axis of symmetry and its importance in finding the vertex, pairs graph several quadratic...

Translate the transformations of quadratics. The lesson presents the vertex form of quadratic equations and shows how to read the transformations from the equation. Given six quadratic equations, pupils graph them and describe the...

Sneak peek! Provide a first look at quadratic graphs using an introductory lesson of graphing quadratics that compares them to linear graphs. Pupils use graphing calculators to investigate the effects of changing the leading coefficient...

Sometimes being different is an advantage. An engaging activity has scholars match cards with quadratic functions in various forms. Along the way, they learn about how each form highlights key features of quadratic functions.

They say a graph is worth a thousand points. The interactive allows users to graph a wide variety of functions and equations. Using the included keyboard or typing directly into the list, learners determine the graph of a function....

So, exactly, what does it look like? The easily usable graphing calculator allows pupils to visualize the graph of equations and inequalities. The interactive supports any algebraic graph needed for high school mathematics and then some.

Look at parabolas from a different perspective. The lesson introduces the idea of the analytic interpretation of parabolas. Pupils learn the vocabulary associated with parabolas including the focus and directrix. They develop the...

Where is the turning point? The presentation demonstrates how the process of completing the square finds several points in the graph of a quadratic. One of the most important points found is the vertex of the graph. The video shows where...

How does a quadratic function create its shape? Scholars examine the graphs of quadratic functions in an informative video lesson. By creating a table of values, learners see the patterns in the numbers that appear in the graph.

Slide into different representations of linear and quadratic functions using equations and graphs. Using sliders, learners can change the parameters in linear and quadratic functions. By doing so, they explore the effects of the...

Create a model of a model rocket. Given a scenario of flying a model rocket and the equation that models the height of the rocket, pupils create a graph of the situation. The learners must label the axis and determine an appropriate...