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Resource Name 
Topic (Course) 
Technology 
Type 
$? 
Rating 

Inequalities of Cosine

sin, cos and tan (Trigonometry)+ 
Java Applet 
Tool 

[0]

This applet shows geometrically the solution set to inequalities cos t >= a or cos t <= a. The function graph is also displayed and updated.
More: lessons, discussions, ratings, reviews,...

Infinite Algebra 1

General (Algebra)+ 
Computer 
Tool 
$ 
[1]

Infinite Algebra 1 is a test and worksheet generator for algebra teachers. Example problems, assignments, and assessments are designed by the teacher by selecting the topics to include and the exac...
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Infinite PreAlgebra

General (Math 6)+ 
Computer 
Tool 
$ 
[0]

A test and worksheet generator for PreAlgebra teachers. Create exactly the types of questions you are looking for. Lay out the questions on the page with automatic or manual spacing. Over 90 PreA...
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Infinity

Number sense (Kindergarten)+ 
Flash 
Tool 

[0]

In this exercise, you see a number "on the path" to infinity. If you see a larger number, that is, closer to infinity, in one of the balloons surrounding infinity, click that number, and it will take ...
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Infinity and Iteration Dialogu...

Sequences & series (Math 7)+ 
Java Applet 
Support Material 

[0]

Discusses infinity, iterations and limits by referencing fractals and sequences.
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Inflation in the USA

Direct (Algebra II)+ 
Java Applet 
Tool 

[0]

Compare the value of American dollars in prior years to American dollars today.
More: lessons, discussions, ratings, reviews,...

Input/Output Machines

Equations and functions (Math 4)+ 
JavaScript 
Tool 

[0]

This is a collection of mathlets that model functions as Input/Output machines. In addition to the concept of input/output machines the concepts modeled include:

Inscribed Angle of a Circle  ...

Circles (Geometry)+ 
Java Applet 
Tool 

[0]

An interactive applet and associated web page that demonstrate the inscribed angle of a circlethe angle subtended at the periphery by two points on the circle.
The applet presents a...
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Inscribed Angles

Arcs (Geometry)+ 
Java Applet 
Tool 

[0]

An interactive Java illustration of the theorem of the angles inscribed into a circle. Inscribed angles subtended by the same asrc are equalas stated in Proposition III.21 of Euclid's Elements. The ...
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Inscribed Triangles

Triangles (Geometry)+ 
Sketchpad 
Activity 

[0]

A guided exploration, using Geometer's Sketchpad, of a property of triangles inscribed in a circle.
More: lessons, discussions, ratings, reviews,...

Inscribed and Central Angles i...

Angles (Geometry)+ 
Java Applet 
Tool 

[0]

A Java illstration of the theorem linking inscribed and central angles subtended by the same arcProposition III.20 from Euclid's Elements. The applet is accompanied by a discussion of the pro...
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Inscribed and Circumscribed Po...

Polygons (Geometry)+ 
Flash 
Support Material 

[0]

This minilesson explains concepts of and relationships between inscribed and circumscribed polygons.
More: lessons, discussions, ratings, reviews,...

Inscribing a Regular Polygon i...

Circles (Geometry) 
Java Applet 
Tool 

[0]

(Under development) Increase the number of sides of a regular polygon inscribed in a circle.
More: lessons, discussions, ratings, reviews,...

Inside the Integrator

Antidifferentiation Techniques (Calculus) 
Computer 
Support Material 

[0]

Briefly discusses the way The Integrator and the Integrate function in Mathematica work.
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Instant Solution of a Maze

Geometry in the plane (Math 4)+ 
Computer 
Activity 

[2]

A quick way to find solutions to complicated mazes. The author writes: "While doing a maze activity with a group of elementary school homeschoolers, I started exploring mazes as systems of walls rathe...
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Instantaneous Rate of Change

As an instant. rate of change (Calculus) 
Sketchpad 
Tool 

[1]

Download this Sketchpad file to investigate instantaneous rate using a model of a door operated by a door closer. Students explore the graph of the door's angle as a function of time, and find the lim...
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Instantaneous Velocity

As an instant. rate of change (Calculus) 
Java Applet 
Tool 

[0]

A Java applet that introduces the concepts of instantaneous velocity. Includes a rescalable presentation version with large fonts.
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InteGreat!

Definite Integrals (Calculus) 
Java Applet 
Tool 

[0]

InteGreat! allows the user to visually explore the idea of integration through approximating the integral value with partitions. The activity integrates a function and displays the value of the defini...
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InteGreat!

Definite Integrals (Calculus)+ 
Java Applet 
Tool 

[0]

InteGreat! allows the user to visually explore the idea of integration through approximating the integral value with partitions. The activity integrates a function and displays the value of the defini...
More: lessons, discussions, ratings, reviews,...

Integer Addition and Subtracti...

Addition (Math 6)+ 
Java Applet 
Support Material 

[0]

Introduces the addition and subtraction of integers.
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Integer Arithmetic

Addition (Math 6)+ 
Java Applet 
Activity 

[0]

These guided, interactive activities use number lines, color chips, and a variety of scenarios to help students understand what an integer is and how to do signed addition, subtraction and multiplicat...
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Integer Arithmetic

Addition (Math 6)+ 
Java Applet 
Lesson Plan 

[0]

These guided, interactive activities use number lines, color chips, and a variety of scenarios to help students understand what an integer is and how to do signed addition, subtraction and multiplicat...
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Integer Bars

Measurement (PreKindergarten)+ 
Java Applet 
Tool 

[0]

Compare, rotate, and combine Integer Bars, which come
in different colors and lengths  from 1 unit to
10 units.
NOTE: Jill Britton discovered that a zipped version of this applet by J...
More: lessons, discussions, ratings, reviews,...

Integer Color Chips Story

Understanding integers (Math 5)+ 
Computer 
Story 

[1]

A teacher explains how he uses the Smart Board Notebook to help connect work using the chips to both graphic and numeric demonstrations of the concept of integers
More: lessons, discussions, ratings, reviews,...

Integer Division Dialogue

Integers (Math 6)+ 
Java Applet 
Support Material 

[0]

Introduces the division of integers.
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