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Normal Distribution and the Be...

Normal Distributions (Probability & Statistics) 
Calculator 
Support Material 

[0]

An introduction to the normal distribution and the debate over the 1994 book, "The Bell Curve."
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Standard Deviation Dialogue

Normal Distributions (Probability & Statistics) 
Calculator 
Support Material 

[0]

Introduces standard deviaton and describes how to compute it.
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Interactive Distributions

Normal Distributions (Probability & Statistics) 
Java Applet 
Tool 

[0]

This resource contains the largest collection of interactive distributions which is available on the Internet. The SOCR Distribution resource allows manual manipulations of density functions, calculat...
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Introduction to Probability Mo...

Normal Distributions (Probability & Statistics) 
Java Applet 
Tool 

[0]

In the following applet, the sample histogram for the random variable X, the sum of the values showing on the dice, is plotted. The red plot shows the expected number of occurences of X, calculated as...
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Quincunx

Normal Distributions (Probability & Statistics) 
Java Applet 
Tool 

[0]

A quincunx board starts with 1 pin on the frist row, 2 pins on the second rows, 3 pins on the third row, and so on. Multiple balls are then dropped onto the top pin. As the balls fall to the bottom, t...
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Standard Deviation Calculator

Normal Distributions (Probability & Statistics) 
Flash 
Tool 

[0]

Students often experience difficulty with the concepts of variance and standard deviation. This tool presents these concepts both visually and interactively. It provides an example using a given five ...
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Standard Normal Distribution

Normal Distributions (Probability & Statistics) 
Java Applet 
Tool 

[2]

This application is designed to enhance your understanding of standard scores, areas under the normal curve, and probability as applied to inferential statisitics. With this application you can: scal...
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Dice Sums

Normal Distributions (Probability & Statistics) 
Java Applet 
Technology PoW 

[0]

Predict how often the sums of two dice occur after 100 rolls.
NOTE: A free login is required. Sign up using the link on the login page, or use your existing KenKen or Problems of the Week...
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A Lulu of a Function

Notation (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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Function Flyer

Notation (Algebra) 
Java Applet 
Tool 

[2]

Students can manipulate the constants and coefficients in any function thereby encouraging the user to explore the effects on the graph of the function by changing those numbers.
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The Integers (Amsco Integrated...

Number Systems (Algebra) 
Flash 
Support Material 

[0]

This minilesson explains counting numbers, whole numbers, and integers, including types of sets, subsets of integers, ordering the integers, symbols of inequality, and absolute value.
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Circle 3

Number Systems (Algebra) 
Java Applet 
Tool 

[2]

Position the numbers inside of the circles and intersections of circles in such a way that the three numbers in each of the circles sums (adds up) to three.
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Converting Units

Number Systems (Algebra) 
Java Applet 
Tool 

[3]

Use a simple system for converting units.
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Percentages

Number Systems (Algebra) 
Java Applet 
Tool 

[3]

Discover relationships between fractions, percentages, and decimals.
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Sieve of Eratosthenes

Number Systems (Algebra) 
Java Applet 
Tool 

[0]

This virtual manipulative displays a grid containing numbers from 1 to 200. You can use it to explore patterns and relationships involving multiples.
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Touch Integers ℤ (+  × ...

Number Systems (Algebra) 
Android 
Tool 

[0]

The fundamental theorem of arithmetic, also known as the unique factorization theorem or the uniqueprimefactorization theorem, states that every integer greater than 1 either is prime itself or is t...
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Building Houses Activity

Number sense (Kindergarten) 
Java Applet 
Activity 

[1]

Students count, order, and compare the different sizes of integer bars as they make house designs using the Integer Bar applet by Jacobo Bulaevsky.
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Building Houses

Number sense (Kindergarten) 
Java Applet 
Lesson Plan 

[0]

Students count, order, and compare the different sizes of integer bars as they make house designs.
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Episode 1: Comparing and Class...

Number sense (Kindergarten) 
Flash 
Lesson Plan 

[2]

Activities for investigating more or less, counting and classifying numbers to compare groups.
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Episode 3: Counting

Number sense (Kindergarten) 
Flash 
Lesson Plan 

[1]

Activities to develop skills in counting; one to one correspondence; forwards and backwards from 10 to 1 and 1 to 10.
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Episode 5: Representing Number...

Number sense (Kindergarten) 
Flash 
Lesson Plan 

[0]

Activities to develop understandings of the representations of numbers 1 to 5.
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Episode 6: Representing Number...

Number sense (Kindergarten) 
Flash 
Lesson Plan 

[0]

Activities to develop understandings of the representations of numbers less than 10.
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Bees and Flowers

Number sense (Kindergarten) 
Java Applet 
Tool 

[0]

An online activity for students to practice their understanding of "more" versus an "=" amount of two sets of objects. When the user incorrectly selects one set of objects to be equal or more than ano...
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Concentration

Number sense (Kindergarten) 
Java Applet 
Tool 

[1]

With this tool, users play a game like Concentration and match cards that show different representations of the same numbers.
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Count Us In: Game 1

Number sense (Kindergarten) 
Flash 
Tool 

[1]

The object of the game is to ensure that you have the same number of sheep in each paddock. To pick up a sheep in the left paddock, click on it. To drop the sheep, click again. Repeat this until you h...
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