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Topic (Course) 
Technology 
Type 
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A Geometric Investigation of (...

Squaring binomials (Math 7) 
Java Applet 
Tool 

[0]

Explores a geometric explanation of why (A + B)^2 = A^2 + 2AB + B^2.
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Absolute Value Problems

Equations and functions (Math 7) 
Java Applet 
Tool 

[1]

Students are given an absolute value equation, and then given boxes to fill in step by step. After each step is complete, there is feedback, with help if the answer is wrong. This continues until the ...
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Algebra Balance Scales

Equations and functions (Math 7) 
Java Applet 
Tool 

[10]

This mathlet allows you to solve simple linear equations through the use of a balance beam. Unit blocks (representing 1s) and Xboxes (for the unknown, X), are placed on the pans of a balance beam.
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Algebra Balance Scales  Negat...

Equations and functions (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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Algebra Quiz

Equations and functions (Math 7) 
Java Applet 
Tool 

[0]

This activity allows the user to practice solving algebraic equations, with variable time limit, difficulty, and problem type.
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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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Data Flyer

Deriving a function (Math 7) 
Java Applet 
Tool 

[2]

This activity allows the user to plot a set of (x,y) ordered pairs and graph a function on the same coordinate plane. The applet allows the manipulation of a function of the form y = f(x).
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Expression Pan Balance

Equations and functions (Math 7) 
Java Applet 
Tool 

[0]

As students begin to use symbolic representations they use variables as place holders or unknowns. As their use of symbolic representation grows, they need to engage in reasoning about the symbolic r...
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Function Flyer

Deriving a function (Math 7) 
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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Function Game

Graph functions (Math 7) 
Java Applet 
Tool 

[1]

Given a graph of a function, students must choose a function family then appropriate parameters to match the function. Five variations possible.
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Function Machine

Deriving a function (Math 7) 
Java Applet 
Tool 

[0]

Students investigate very simple functions by trying to guess the algebraic form from inputs and outputs.
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Function Machine

Equations and functions (Math 7) 
Java Applet 
Tool 

[5]

This virtual manipulative is designed to teach the concept of a function. It does so by allowing you experiment with various functions.
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Functions: How b depends on a

Functions (Math 7) 
Java Applet 
Tool 

[0]

This game explores functions in a different way: a and b = f(a) are drawn in a unique numerical line. When the user changes a, b = f(a) changes following a rule. The objective of the game is to discov...
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Grapher

Equations and functions (Math 7) 
Java Applet 
Tool 

[6]

Using this virtual manipulative you may: graph a function; trace a point along the graph; dynamically vary function parameters; change the range of values displayed in the graph; graph multiple functi...
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In the Dark with an Elephant

Function notation (Math 7) 
Java Applet 
Tool 

[0]

Students are asked to investigate how the appearance of a graph changes, based on the scale of the graph and the region being viewed.
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Linear Function Machine

Deriving a function (Math 7) 
Java Applet 
Tool 

[0]

This activity allows the user to explore simple linear functions. This Java applet requires a Javacapable browser. If you don't see the applet Java may not be functional in your browser or on your ma...
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Locker Problem

Vertical line test (Math 7) 
Java Applet 
Tool 

[0]

Investigate the famous Locker problem. Invent your own version! This applet has a feature that allows students to investigate some of their own versions of the locker problem. For example, instead of ...
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MultiFunction Data Flyer

Functions (Math 7)+ 
Java Applet 
Tool 

[0]

Enter a set of data points and a function or multiple functions, then manipulate those functions to fit those points. Manipulate the function on a coordinate plane using slider bars. Learn how each co...
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Number Cruncher

Equations and functions (Math 7) 
Java Applet 
Tool 

[0]

This activity allows the user to enter numbers and then attempt to find the rule the activity is using to get the data in the output box.
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Number Pan Balance

Equations and functions (Math 7) 
Java Applet 
Tool 

[1]

The shape balance equations can be translated directly into number sentences which emphasize the relationship role of the equals sign.
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Online Grapher

Equations and functions (Math 7) 
Java Applet 
Tool 

[1]

This Java applet can be used to graph functions using function notation. It allows zooming and rescaling.
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Pan Balance  Shapes (Fixed Va...

Representations (Math 7) 
Java Applet 
Tool 

[3]

This double pan balance, created for use by participants in the PreK‑2 Algebra E‑Workshop, is a special version of the Pan Balance  Shapes applet. It uses numbers that are friendly for pr...
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Piecewise Linear Grapher

Functions (Math 7)+ 
Java Applet 
Tool 

[0]

Highlight the language of domain and range, and the ideas of continuity and discontinuity, with this tool that links symbolic and graphic representations of each interval of a piecewise linear functio...
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Positive Linear Function Machi...

Deriving a function (Math 7) 
Java Applet 
Tool 

[1]

This activity allows the user to explore simple linear functions; the function is determined by looking for patterns in the outputs.
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Qualitative Grapher

Graph functions (Math 7) 
Java Applet 
Tool 

[0]

Highlight the meaning of a function, and see how it can be seen as something changing over time, with this tool that links a motion model to a graph.
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