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Topic (Course) 
Technology 
Type 
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Rating 

The Law of Sines

Law of sines (Geometry) 
Java Applet 
Tool 

[0]

This applet illustrates the law of sines.
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The Law of Sines

Law of sines (Geometry)+ 
Java Applet 
Tool 

[0]

This applet walks the student through an interactive, geometric proof of the Law of Sines.
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The Pythagorean Theorem

Law of sines (Geometry) 
Java Applet 
Tool 

[0]

The tool has a right triangle with the measures of the sides given below. In addition, there is an activity that leads the user to discovering the Pythagorean Theorem.
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The Laws of Logarithms (Algebr...

Laws of Logarithms (Algebra II) 
Flash 
Support Material 

[0]

This minilesson explains the laws of logarithms and how to use these laws to simplify or rewrite the expressions.
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Properties of Logarithms

Laws of Logarithms (Algebra II)+ 
Flash 
Tool 

[0]

Flash introduction to logarithms, including the definition, identity, inverse, product, quotient, exponents, and change of base. College Cram charges access fees by the month or by the semester fo...
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Polyrhythm Problem

Least common multiple (Math 4)+ 
Java Applet 
Activity 

[0]

Students investigate different rhythms, both aurally and visually, using the applet. They then quantify these rhythms based on the accented beats.
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Polyrhythm Teacher Support

Least common multiple (Math 4)+ 
Java Applet 
Lesson Plan 

[0]

Links to NCTM Standards, related activities, lessons, Ask Dr. Math archives, vocabulary, and other resources.
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Least Common Multiple

Least common multiple (Math 4)+ 
JavaScript 
Tool 

[0]

The user learns about least common multiples and how to find them. After viewing examples, users can interactively practice finding the least common multiple of two numbers.
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Polyrhythm

Least common multiple (Math 4)+ 
Java Applet 
Tool 

[0]

Students investigate different rhythms, both aurally and visually.
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Graphical Representations for ...

Least common multiple (Math 5)+ 
Java Applet 
Lesson Plan 

[1]

Finding a rule for the number of hits is only the first step in exploring the Paper Pool game. Students can gain a deeper understanding of the patterns by considering graphical representations of the ...
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How Many Hits?

Least common multiple (Math 5)+ 
Java Applet 
Lesson Plan 

[1]

Students will continue their investigation of the Paper Pool game by exploring more tables and organizing the results. Using the data that they collect, they will attempt to find a relationship betwee...
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Which Pocket?

Least common multiple (Math 5)+ 
Java Applet 
Lesson Plan 

[2]

In this lesson, students continue their investigation by discovering a rule to predict the pocket in which the ball will land. As an extension, students can also consider the number of squares that a ...
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Wrapping It Up

Least common multiple (Math 5)+ 
Java Applet 
Lesson Plan 

[0]

In the first four lessons of this unit, students investigated the Paper Pool game, collected data, identified patterns, and made predictions about the number of hits, the pocket in which the ball land...
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Paper Pool Tool

Least common multiple (Math 5)+ 
Java Applet 
Tool 

[9]

This applet allows users to explore the game of Paper Pool in which a ball leaves a corner at 45 degrees and continues on until landing in a pocket.
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Learn the Game

Least common multiple (Math 7)+ 
Java Applet 
Lesson Plan 

[1]

In the following lessons of this unit, students will have an opportunity to fully explore the patterns that result from the Paper Pool game. In this lesson, however, students will only spend time lear...
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Best Quadratic

LeastSquares Regression (Probability & Statistics)+ 
Java Applet 
Tool 

[0]

This applet produces a least squares fit of a quadratic function to a set of data points which you generate by clicking the mouse at selected points in the drawing canvas.
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Correlation/Regression Interac...

LeastSquares Regression (Probability & Statistics) 
Java Applet 
Tool 

[1]

Enables students to plot points in scatterplot by simply moving the mouse cursor to a desired location and clicking the left mouse button. After two points are entered into the scatterplot, a line, p...
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Least Squares Circle

LeastSquares Regression (Probability & Statistics)+ 
Java Applet 
Tool 

[4]

This applet produces a least squares fit of an equation of a circle to a set of data points which you generate by clicking the mouse at selected points in the drawing canvas.
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MedMed

LeastSquares Regression (Probability & Statistics)+ 
Excel 
Tool 

[0]

Excel file to accompany an activity in which students construct a medianmedian line for a data set with an outlier. Includes data and colorcoded boxes for formula and discussion entry.
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Differentials

Leibniz notation (Calculus) 
Flash 
Tool 

[0]

Animated discussion of differentials (dx and dy) and their use in approximating functions.
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Measurement Activity

Length/height (Kindergarten)+ 
Java Applet 
Activity 

[2]

Students learn to measure the length of objects with integer bars using the Integer Bar applet by Jacobo Bulaevsky.
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Measurement

Length/height (Kindergarten)+ 
Java Applet 
Lesson Plan 

[0]

Students learn to measure the length of objects with integer bars.
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Icicle Game

Length/height (Kindergarten)+ 
Flash 
Tool 

[2]

Measure the icicle with the Icicle Game.
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Kids Measurement Science Lite

Length/height (Math 2)+ 
Android 
Tool 

[0]

Young scientists learn to analyze the physical world by measuring across a variety of domains  time, size, weight and money. 58 year old kids measure length, weight, time and money in this science a...
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Length, Weight and Capacity

Length/height (Math 3)+ 
Flash 
Tool 

[0]

This module covers measurement and comparison of length, weight, and capacity, using factsheets, worksheets, a game, and a quiz at three levels of difficulty.
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