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Topic (Course) 
Technology 
Type 
$? 
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2D/3D Function Plotter

Graph from equation (Algebra II) 
JavaScript 
Tool 

[0]

An online (JavaScript) plotting tool for creating 2D and 3D graphs from typed in algebraic expressions. This is version 2.92. See the story for the older version.
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Circles: Definitions and Formu...

Circles (Algebra II) 
JavaScript 
Support Material 

[0]

The user reviews circles, terms related to circles, and formulas and equations associated with circles.
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Conic Flyer

Conic sections (Algebra II)+ 
Java Applet 
Tool 

[3]

This activity allows the user to manipulate the graphs of the conic sections by changing the constants in their respective equations. The equation and variable values are displayed and change as the u...
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Conic Graphing App

Conic sections (Algebra II) 
TI83/TI84 
Tool 

[0]

This App will present equations in function, parametric, or polar form and provides a simple way to graph the four conic shapes: circle, ellipse, hyperbola, and parabola. The required parameters can b...
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Conic Graphing App Activity

Conic sections (Algebra II) 
TI83/TI84 
Activity 

[1]

Stepbystep directions on how to use the Conic Graphing App to help students learn about circles, ellipses, hyperbolas, and parabolas, and solve for the conic's characteristics. Equations are present...
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Conic Sections

Conic sections (Algebra II) 
JavaScript 
Support Material 

[1]

The user reviews the different conic sections with illustrations and equations for each.
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Conic Sections

Conic sections (Algebra II) 
Java Applet 
Tool 

[0]

This applet allows the user to vary parameters in the "generalized" conic equation, ax^2 + bxy + cy^2 + dx + ey + f = 0, as well as displace graphs. Instructions and some discussion included.
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Conic Sections and Special Poi...

Graph from equation (Algebra II) 
Flash 
Support Material 

[0]

This minilesson explains how to identify the type of conic section an equation represent, as well as how to identify its special points and graph it.
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Conic sections

Vocabulary (Algebra II) 
Flash 
Tool 

[2]

A quick flash animation showing the conic sections being created by slicing the cone. Very clear, but the advertising may be annoying.
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Conic_Connections

Circles (Algebra II)+ 
Sketchpad 
Tool 

[1]

The user manipulates a plane and doublenapped cone to generate graphs and equations of conic sections. Eccentricity, foci, and directrices are also illustrated in both 2 and 3D.
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Drawing Hyperbola

Hyperbolas (Algebra II) 
Java Applet 
Tool 

[0]

Interactive page to draw hyperbolas.
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Drawing Parabola

Parabolas (Algebra II) 
Java Applet 
Tool 

[0]

The applet manipulates an apparatus that draws a parabola from its definition that the distance from a fixed point called the focus is equivalent to the distance from a fixed line called the directri...
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Ellipse  Activity A Gizmo

Ellipses (Algebra II) 
Shockwave 
Tool 
$ 
[0]

Commercial site with one free access per day. This is a graphing applet that uses sliders for a, b, h, and k. It is easy to see the effects of all. There is also a way to show the Pythagorean relati...
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Ellipse Game

Ellipses (Algebra II) 
Java Applet 
Tool 

[1]

Try to click on one of the foci of the ellipse; feedback is given if you get closer/farther away.
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Ellipse and Hyperbola

Ellipses (Algebra II)+ 
Java Applet 
Tool 

[1]

A graphing applet with sliders for controlling a, b, h and k. Both the ellipse and hyperbola applets are on the same page. The hyperbola applet allows for horizontal and vertical hyperbolas. The "b...
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Ellipses: The Congruent Triang...

Ellipses (Algebra II) 
Sketchpad 
Activity 

[0]

A pair of congruent triangles holds the key to this unusual Sketchpad ellipse construction. The link to the activity itself is to a zip file that contains both the activity in pdf format and the co...
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Ellipses: The Congruent Triang...

Ellipses (Algebra II) 
Sketchpad 
Tool 

[0]

A pair of congruent triangles holds the key to this unusual Sketchpad ellipse construction. The link to the tool itself is to a zip file that contains both the sketch and a pdf file of the correspo...
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Elliptical Gear

Ellipses (Algebra II) 
Java Applet 
Tool 

[0]

The workings of an ellipse as a gear.
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Elliptical Pool Table

Ellipses (Algebra II) 
Java Applet 
Tool 

[1]

Choose "New Toys" from the menu bar when it has loaded (be patient); then choose "Elliptical Pool Table" one that in turn is loaded. This applet simulates pool on a table where the "pocket" is the rig...
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Equation of a Horizontal Ellip...

Vocabulary (Algebra II)+ 
Flash 
Tool 

[0]

Flash introduction to finding the equation of an ellipse centered on (0,0) and with its major axis on the xaxis. Students can use this Tab Tutor program to learn about the equation of this ellipse an...
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Equation of a Horizontal Hyper...

Hyperbolas (Algebra II) 
Flash 
Tool 

[0]

Flash introduction to finding the equation of an hyperbola centered on (0,0) and with its major axis on the xaxis. With stepbystep instructions and an illustrated glossary, students can learn how t...
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Equation of a Parabola

Conic sections (Algebra II) 
Flash 
Tool 

[0]

A parabola is the set of points that are equally distant from the focus point and the directrix. This Tab Tutor program will help you learn about the equation of a parabola and how to use it to derive...
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Equation of a Vertical Ellipse

Vocabulary (Algebra II)+ 
Flash 
Tool 

[1]

Flash introduction to finding the equation of an ellipse centered on (0,0) and with its major axis on the yaxis. Students can use this Tab Tutor program to learn about the equation of this ellipse an...
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Equation of a Vertical Hyperbo...

Hyperbolas (Algebra II) 
Flash 
Tool 

[0]

Flash introduction to finding the equation of an hyperbola centered on (0,0) and with its major axis on the yaxis. With stepbystep instruction and an illustrated glossary, students can learn how to...
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Exploring Conic Sections with ...

Conic sections (Algebra II) 
Sketchpad 
Activity 
$ 
[0]

Students will explore the richness of conic sections by building their own physical models and then constructing more flexible models with Sketchpad. Students retain a solid connection with th...
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