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Technology 
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A Lulu of a Function

Domain and Range (Algebra) 
Java Applet 
Activity 

[1]

This activity guides exploration of functional aspects of the Lulu microworld (from Nathalie Sinclair's AliveMaths site, applet programmed by Stéfan Sinclair). Functions called for are NOT y = f(x) fu...
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Determine Domain and Range fro...

Domain and Range (Algebra) 
Flash 
Support Material 

[0]

This minilesson explains how to determine the range and domain of a function from a finite set of ordered pairs.
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Finding the Domain and Range o...

Domain and Range (Algebra) 
Flash 
Support Material 

[0]

This minilesson explains how to find the range and domain of a function from its equation.
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Finding the Domain and Range o...

Domain and Range (Algebra) 
Flash 
Support Material 

[0]

This minilesson explains how to determine the domain and range of a given equation by setting up the tabular values.
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Finding the Domain of a Functi...

Domain and Range (Algebra) 
Flash 
Support Material 

[0]

This minilesson explains how to find a function's domain from its equation.
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About Functions

Domain and Range (Algebra) 
Flash 
Tool 

[0]

Using randomly generated functions (of the variety f(x)=Ax + B) and your value for x, this tutorial defines and visually demonstrates the concepts of domain, range, dependent variables, and independen...
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Animated Helicopter

Functions / Relations (Algebra) 
Computer 
Activity 

[0]

An Logoanimated helicopter can be used to investigate the concepts of variables, and of reflections and y as a function of x on the coordinate grid. The first Logo animation of a helicopter flying ba...
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Got a Plan? (PDF file)

Functions / Relations (Algebra) 
Java Applet 
Activity 

[0]

Use this sample activity with the Piecewise Linear Function Grapher to explore different cell phone plans and find out what works best for different situations.
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Linear Functions

Functions / Relations (Algebra) 
Java Applet 
Activity 

[2]

Guided activities with the Graph Explorer applet, in which students explore how the graph of a linear function relates to its formula, and learn to graph and edit functions in the applet, including on...
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Consumer Economics in Algebra

Functions / Relations (Algebra) 
JavaScript 
Activity 

[3]

Explore retirement issues and consumer credit with this activity, which involves online calculators, interviews, journaling, and group presentations. This activity was used as a project to accompany a...
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Function Graphing

Functions / Relations (Algebra) 
TINspire 
Activity 

[0]

This activity focuses on:
* graphing an ordered pair, (a, f(a)), for a function f
* the connection between a function, its table, and its graph
* the interpretation of the horizontal coordinate o...
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Lulu Information for Teachers

Functions / Relations (Algebra) 
Computer 
Lesson Plan 

[1]

Suggestions of question prompts to provide students as they use Lulu, one of the Alive Maths microworlds.
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Studying Translation using Log...

Functions / Relations (Algebra) 
Computer 
Lesson Plan 

[0]

These Logo procedures for investigating the concept of translation were primarily developed to be provided by the teacher. However there will be some talented students who will wish to examine how the...
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Rational Number Relationships

Functions / Relations (Algebra) 
Excel 
Lesson Plan 

[0]

In this activity, students use an interactive spreadsheet template to explore relationships and patterns in rational numbers. The students will also learn how to create the template. Students will exp...
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Reading Graphs

Functions / Relations (Algebra) 
Java Applet 
Lesson Plan 

[2]

Demonstrates the connections between formulas, graphs and words.
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Classroom narrative: Lulu

Functions / Relations (Algebra) 
Computer 
Story 

[0]

A story from the middle school classroom: the mathematical ideas and questions encountered by one group of students worked with the Lulu microworld.
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Gathering Information from Gra...

Functions / Relations (Algebra) 
Calculator 
Support Material 

[0]

Interpreting graphs and their how curved lines represent velocity on a graph of distance vs. time.
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Linear Functions Dialogue

Functions / Relations (Algebra) 
Calculator 
Support Material 

[0]

Discusses functions of the form y = ___*x + ___.
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MultiStep Functions Discussio...

Functions / Relations (Algebra) 
Calculator 
Support Material 

[1]

Discusses the notion of composite functions as several "number machines" with the output of one machine becoming the input of another.
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Functions (Getting Started: Al...

Functions / Relations (Algebra) 
Flash 
Support Material 

[0]

This minilesson explains functions and related concepts such as relation, notation, domain and range of a function.
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One to Many Relationship (Alge...

Functions / Relations (Algebra) 
Flash 
Support Material 

[0]

This minilesson explains how relations can have one to many mapping and how to determine whether two sets of points have one to one mapping or many to one.
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Sets, Relations, and Functions...

Functions / Relations (Algebra) 
Flash 
Support Material 

[0]

This minilesson is an introduction to the meaning of sets, relations, and functions, using both roster form and set builder notation.
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Types of Functions (Algebra I)

Functions / Relations (Algebra) 
Flash 
Support Material 

[0]

This minilesson covers onetoone matching of functions, showing graphical and tabular representation of one to one mapping and many to one mapping.
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MultyGraphiX

Functions / Relations (Algebra) 
Computer 
Tool 

[0]

Windows software which allows the display of 2D and 3D diagrams both on one, and on different screens. Display 2D diagrams in the Cartesian and polar systems of coordinates. Display 3D diagrams in t...
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I See Graphs

Functions / Relations (Algebra) 
Computer Algebra System 
Tool 

[0]

This downloadable software designed by a teacher generates problems suitable for courses in Algebra I, Algebra II, Trigonometry, Probability and Statistics, and 3D graphing. It also creates graphs ...
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