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Resource Name 
Topic (Course) 
Technology 
Type 
$? 
Rating 

Building Houses with Side View...

Perspective (3D in 2D) (Math 7) 
Java Applet 
Tool 

[22]

This provides a visualization challenge. Front, right, and top views, and the number of blocks used, are shown; user constructs a block figure (dynamic, perspective drawing) to match (10 different fi...
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Cutouts, Nets

Platonic solids (Math 7)+ 
Java Applet 
Tool 

[18]

Dynamic net for constructing Platonic solids. Slider adjusts from flat to solid; it is interesting to see the shapes materialize from the flat nets.
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Geoboard

Measurement (Math 7) 
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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Building Houses

Perspective (3D in 2D) (Math 7) 
Java Applet 
Tool 

[9]

Provides a "building pad" for constructing block houses. Building pad is dynamic; top, front, and side views of constructed objects are shown.
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Algebra Balance Scales  Negat...

Algebra and expressions (Math 7)+ 
Java Applet 
Tool 

[8]

Solve simple linear equations using a balance beam representation. Coefficients and constants may be positive or negative.
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Algebraic Reasoning

Algebra and expressions (Math 7)+ 
Flash 
Tool 

[7]

This program introduces students to fundamental concepts in algebra. Using two or three weighing scales, students must determine the weight of a specific object or group of objects. The program provid...
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Balloon Booths

Fractions (Math 7) 
Java Applet 
Technology PoW 

[7]

Pop a hot air balloon by scaling its size so that it fits through a narrow passage and hits a nail.
NOTE: A free login is required. Sign up using the link on the login page, or use...
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Number Line Bounce

Graphing on number line (Math 7) 
Java Applet 
Tool 

[5]

This virtual manipulative can be used to visualize a sequence of operations on a number line and to create number sentences representing the operations.
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Cubes

Volume (Math 7) 
Java Applet 
Tool 

[5]

The volume of a box can be determined by using this applet to manipulate and enumerate unit cubes, rows of unit cubes, or layers of unit cubes.
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Time  Match Clocks

Time (Math 7) 
Java Applet 
Tool 

[5]

Users set the time on a digital clock to match the time displayed on an analog clock or vice versa.
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Runners

Rates (Math 7) 
Java Applet 
Technology PoW 

[5]

Tell how a runner's step size predicts the time it takes
to run from the building to the tree. A link to a Java applet from NCTM's Electronic Examples, Principles and Standards for School Mathe...
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Dimenxian

Linear relationships (Math 7)+ 
Computer 
Tool 
$ 
[4]

Students experience, explore, and apply math concepts in an engaging threedimensional virtual world.
The topics covered in Dimenxian include:

Fractions  Naming

Writing fractions (Math 7) 
Java Applet 
Tool 

[4]

Write the fraction corresponding to the highlighted portion of a shape.
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Bobbie Bear: Counting Strategi...

Combinations (Math 7) 
Java Applet 
Tool 

[4]

The user can investigate how many different outfits can be made using different colored shirts and pants.
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Types of Triangles

Triangles (Math 7) 
Java Applet 
Tool 

[4]

This JavaSketchpad applet accompanies the tPoW, Types of Triangles. Students are able to drag and manipulate four triangles and by noticing what happens they classify the triangles as either scalene, ...
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Tomography Game

Geometry in space (Math 7)+ 
Java Applet 
Tool 

[4]

This game challenges you to identify a threedimensional object based only on its intersections with a plane. The height of this plane can be changed using a slider control. This simulation of a compu...
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Towers of Hanoi

Writing powers (Math 7) 
Java Applet 
Tool 

[3]

Solve the tower problem and test your theory by varying the number of disks.
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Balance applets

Equations and functions (Math 7) 
Java Applet 
Tool 

[3]

A series of balance applets of increasing difficulty.
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Adjustable Spinner

Probability of event (Math 7)+ 
Java Applet 
Tool 

[3]

Students can create a game spinner with one to twelve sectors to look at experimental and theoretical probabilities.
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Fill and Pour

Cylinder (Math 7)+ 
Java Applet 
Tool 

[3]

Fill a glass with the requested amount of liquid by filling, emptying, and pouring between it and a second container. Click the "New Problem" button to generate new parameters; "Challenge" creates con...
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Colouring Sides 2

Perspective (3D in 2D) (Math 7) 
Java Applet 
Tool 

[3]

Eight 3d objects are shown in perspective and orthographic views. Some faces in the orthographic views are colored; user colors appropriate faces in the perspective view. Twenty variations shown, w...
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Time  What Time Will It Be?

Time (Math 7) 
Java Applet 
Tool 

[3]

Users manipulate the hands of a clock to indicate the time it will be before or after a given time.
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Create a Graph

Data analysis (Math 7)+ 
JavaScript 
Tool 

[3]

From the NCES Students' Classroom: fill in the data, and this tool will create a graph (bar, line, area, pie, or xy). Includes sample data.
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Exponents

Exponents (Math 7)+ 
PowerPoint 
Tool 

[3]

This is a PowerPoint lesson on exponents designed with the middle schooler in mind. The lesson uses color, sound, and animation to effectively illustrate necessary concepts and procedures. An analog...
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Zoom Algebra

Algebra and expressions (Math 7)+ 
TI83/TI84 
Tool 
$ 
[3]

Zoom Algebra is a Computer Algebra System App for TI83 Plus and TI84 Plus graphing calculators. Its patentpending interface is visual and easy to use, with many little shortcuts. For example, ...
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