Page Contents:
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 |
| Broad Expectation* | Topic | Link to Applet and Description |
How good for teacher demos (1-3)? |
How easy for students (1-3)? |
How good for exploration (1-3)? |
Available activities |
| Understand numbers, ways of representing numbers, relationships among numbers, and number systems | Integer Addition | Color Chips-Addition - Use color chips to illustrate addition of integers. | 3 |
3 |
3 |
built in |
Integer Subtraction |
Color Chips-Subtraction - Use color chips to illustrate subtraction of integers. | 3 |
3 |
3 |
built in |
|
| Fractions | Fraction Pieces – Work with parts and wholes to learn about fractions. | 3 |
3 |
3 |
||
Fractions/Decimals/ Percents |
Fraction Model Applet - Set model, length model, and circle (area) model. Nice multiple representation tool from NCTM. | 3 |
3 |
2 |
||
| Percent | Percentages -
Solve __% of __ is __ problems. ("What percent of a number is a number") |
3 |
3 |
3 |
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| Decimals | Base Blocks Decimals - Model addition and subtraction of decimals. | 3 |
3 |
2 |
built in |
|
| Understand meanings of operations and how they relate to one another | Factoring Numbers | Factor Tree - Prime factorization. Computer generated numbers or make your own. | 3 |
3 |
2 |
built in |
| Multiplication | Rectangle Multiplication – Visualize the multiplication of two numbers as an area. | 3 |
3 |
2 |
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| Compute fluently and make reasonable estimate | ||||||
| Broad Expectation* | Topic | Link to Applet and Description
|
How good for teacher demos
(1-3)?
|
How easy for students (1-3)?
|
How good for exploration
(1-3)?
|
Available activities
|
| Understand patterns, relations, and functions | ||||||
| Represent and analyze mathematical situations and structures using algebraic symbols | ||||||
| Use mathematical models to represent and understand quantitative relationships | ||||||
| Analyze change in various contexts | ||||||
| Broad Expectation* | Topic | Link to Applet and Description |
How good for teacher demos
(1-3)? |
How easy for students (1-3)? |
How good for exploration
(1-3)? |
Available activities |
| Analyze characteristics and properties of two- and three-dimensional geometric shapes and develop mathematical arguments about geometric relationships | Shapes | Geoboard – Use geoboards (virtual rubber bands) to illustrate shapes, symmetry, angles, area, perimeter, and more. | 3 |
3 |
3 |
built in |
| Specify locations and describe spatial relationships using coordinate geometry and other representational systems | ||||||
| Apply transformations and use symmetry to analyze mathematical situations | Translation | Transformations - Translation – Dynamic applet for exploring translations. | 3 |
3 |
3 |
built in |
| Reflection | Transformations - Reflection – Dynamic applet for exploring reflections. | 3 |
3 |
3 |
built in |
|
Rotation |
Transformations - Rotation – Dynamic applet for exploring rotations. | 3 |
3 |
3 |
built in |
|
| Patterns & Shapes | Pattern Blocks - Same as the physical blocks, just virtual. Nice tool. | 3 |
3 |
3 |
||
| Use visualization, spatial reasoning, and geometric modeling to solve problems | ||||||
| Broad Expectation* | Topic | Link to Applet and Description
|
How good for teacher demos
(1-3)?
|
How easy for students (1-3)?
|
How good for exploration
(1-3)?
|
Available activities
|
| Understand measurable attributes of objects and the units, systems, and processes of measurement | Perimeter and Area | Cyberchase Airlines Builder Game - Drag (and sometime rotate) segments to make a spaceship. A spaceship must be an enclosed shape. Fixed perimeter. Find the shapes. | 1 |
3 |
3 |
Airline Game |
| Mass | Pan Balance: Shapes - This double pan balance provides an environment in which to consider the concept of equivalence. | 3 |
3 |
3 |
Find
the Lightest Pan Balance 2 Pan Balance 3 |
|
| Apply appropriate techniques, tools, and formulas to determine measurements | ||||||
| Broad Expectation* | Topic |
Link to Applet and Description
|
How good for teacher demos (1-3)?
|
How easy for students (1-3)?
|
How good for exploration (1-3)?
|
Available activities
|
| Formulate questions that can be addressed with data and collect, organize, and display relevant data to answer them | Graphing Data | Create a Graph Tool - for students (others) to make statistical graphs (NCES). |
3
|
2
|
3
|
|
| Select and use appropriate statistical methods to analyze data | Mean, Median, Mode | Plop It! - allows the user to experiment with mean, median, and mode by using a bar graph (Shodor). |
3
|
3
|
3
|
Available under the Learner tab
|
| Mean and Median - user experiments with mean, median, and applet shows the box-and-whisker plot (NCTM). |
3
|
3
|
3
|
Available under the Exploration
|
||
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Comparing Properties of the Mean and the Median - Simplified version of "Mean and Median" above (only 7 data points and no box-and-whisker plot). |
3
|
3
|
3
|
On web page
|
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| Develop and evaluate inferences and predictions that are based on data | ||||||
| Understand and apply basic concepts of probability | Experimental probability | Spinners - Can make various spinners with equal or unequal regions. Spin once or multiple times. Results table provided. |
3
|
3
|
3
|
Spinner Game |
Click here for the Index for >> Online Math Games, Demonstration/Exploration Tools, and Puzzles
(This page is organized using the five content areas in school mathematics, as articulated in the NCTM Principles and Standards, 2000.)
3=Excellent for class demonstrations of mathematics
2=Fair to Good for class demonstrations of mathematics
1=Not designed for class demonstrations of mathematics
3 = No advance instruction needed (very easy to use).
2 = Short demonstration helpful (pretty easy to use).
1 = Extensive demonstration needed (hard to use without an explanation).
3=Excellent for student exploration of mathematics.
2=Fair to Good for student exploration of mathematics.
1=Not designed for student exploration of mathematics.
by: James
R. Olsen, Western Illinois University
updated:
December 14, 2011
