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Topic (Course) 
Technology 
Type 
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Comparing Properties of the Me...

Mean, median & mode (Math 7) 
Java Applet 
Tool 

[1]

The user can explore how changing one (or more) of the data points affects the mean and the median of the data set with this interactive tool.
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Median

Mean, median & mode (Math 7) 
Flash 
Tool 

[0]

Explore median as the middle value of an ordered data set. Learn how to calculate and interpret mean values. This Brainingcamp middle school math activity includes an animated lesson, virtual manipul...
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Normal Distribution

Mean, median & mode (Math 7) 
Java Applet 
Tool 

[0]

This activity allows the user to experiment with continuous or manytrial distributions where the mean, median, and mode are the same.
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Skew Distribution

Mean, median & mode (Math 7) 
Java Applet 
Tool 

[0]

This activity allows the user to experiment with moving the median away from the mean in a continuous distribution.
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Maxima and Minima

Meaning of critical points (Calculus) 
Flash 
Tool 

[0]

Animated discussion of the derivative of a function at a local maximum or minimum.
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Issues in Curve Sketching

Meaning of the sign of f' (Calculus) 
Java Applet 
Tool 

[0]

Compare a drawing of the tangent line to a curve at various points with the sign of the curve's derivative and whether it is increasing or decreasing.
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Unit Measurement Converters & ...

Measurement (Math 1)+ 
JavaScript 
Tool 

[0]

Converters360.com is a collection of unit converters and conversion tables along with conversion factor, ratio and formula. The converters are the tools that can transform any unit into another associ...
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Time Calculator

Measurement (Math 2)+ 
Android 
Tool 

[0]

With the Time Calculator you can calculate the difference between two dates. You can set a date in the past and subtract it from the present time and the result will be the elapsed time. Also, you can...
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Collecting, Representing, and ...

Measurement (Math 3)+ 
Java Applet 
Tool 

[0]

Students use this spreadsheet applet to collect and organize weather data over time. The surrounding page gives teachers further questions and ideas to use with their students.
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Converting Units

Measurement (Math 3)+ 
Java Applet 
Tool 

[3]

Use a simple system for converting units.
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Distances

Measurement (Math 3)+ 
Flash 
Tool 

[0]

This module is about reading, estimating, measuring and comparing distances, using factsheets, worksheets, and a quiz at three levels of difficulty. Find more resources on the web in the section "For ...
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Curved Path

Measurement (Math 4)+ 
Sketchpad 
Tool 

[0]

The mathematical ideas developed in this activity consist in the iteration of linear units to measure a curved path. The process of constructing a path of a given length can be difficult, even for mid...
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Jeff's Utilities: Simple Conve...

Measurement (Math 4)+ 
JavaScript 
Tool 

[2]

Simple conversion utilities for such measures as lengths, areas, volumes, liquid measures, weights, time, speed, temperature, money, bytes, Roman numerals, and more.
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Geoboard

Measurement (Math 5)+ 
Java Applet 
Tool 

[14]

Investigate, describe, and reason about the results of subdividing, combining, and transforming shapes using models and representations. Develop, understand, and use formulas to find the perimeter an...
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Rectangle Properties

Measurement (Math 5)+ 
Java Applet 
Tool 

[0]

This applet examines the relationships between length, width, area, and perimeter of rectangles.
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Playground Physics

Measurement (Math 6)+ 
iPad 
Tool 
$ 
[0]

Discover and explore the physics in your own movements. Record a video of you or your friends, tap points along the way to trace a path of motion, and discover the motion, forces, and energy involved....
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Raindrops

Measurement (Math 7)+ 
Java Applet 
Tool 

[0]

With this applet, students can investigate the probabilities of catching different amounts of raindrops using differentlysized and placed buckets. This investigation helps give students a sense of t...
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Count Us In: Game 14

Measurement (PreKindergarten)+ 
Flash 
Tool 

[0]

The player has to sort the height of the players on the field.
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Count Us In: Game 15

Measurement (PreKindergarten)+ 
Flash 
Tool 

[1]

The player has to judge the volume of different vessels.
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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...
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Develop Strategies for Mental ...

Mental math (Math 1)+ 
Computer 
Tool 

[0]

Mental math lessons and practice. Covers "compatible numbers", estimating, the Distributive Property, and finding patterns.
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Mental Arithmetic Drills

Mental math (Math 1)+ 
Java Applet 
Tool 

[2]

Mental arithmetic drills in the four operations. Various difficulty levels are available.
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Number Puzzle

Mental math (Math 1)+ 
Flash 
Tool 

[0]

Change the numbers in the blocks at the bottom of the pyramids and explore the effect on the number in the top block. What's the highest total you can get using the numbers 1 to 5 only once?
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The Digit WorkOut

Mental math (Math 1)+ 
Flash 
Tool 

[0]

Practice your mental math with these addition, subtraction, and multiplication exercises in a range of difficulties.
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Two Less Than  PDA version

Mental math (Math 1)+ 
Calculator 
Tool 

[2]

Select the number that is "two less than" the highlighted number.
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