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Topic (Course) 
Technology 
Type 
$? 
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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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Algebra Four

Algebra and expressions (Math 7)+ 
Java Applet 
Tool 

[0]

Students play a generalized version of connect four, gaining the chance to place a piece on the board by solving an algebraic equation. Parameters: Level of difficulty of equations to solve and type o...
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Algebra Tiles

Algebra and expressions (Math 7) 
Java Applet 
Tool 

[3]

Visualize multiplying and factoring algebraic expressions using tiles.
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Balance

Algebra and expressions (Math 7) 
Java Applet 
Tool 

[1]

This applet allows students to play with the concept of force and mass, and provides them with a great introduction to algebra as they attempt to formulate rules for balancing a teetertotter and for ...
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Balance Applet

Algebra and expressions (Math 7) 
Java Applet 
Tool 

[0]

The weight of one of three shapes is shown in a box below that shape. Try to figure out the weight of the other two objects by using the balance.
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Coin Problem

Algebra and expressions (Math 7) 
Java Applet 
Tool 

[5]

Use deduction to find the lighter coin.
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Let's Do Math Checkerboard

Algebra and expressions (Math 7) 
Java Applet 
Tool 

[2]

As a problem solving activity, students determine how many squares are on a checkerboard. Students drag highlighted squares of various sizes around the board to count the number of squares. They enter...
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Number Patterns

Algebra and expressions (Math 7) 
Java Applet 
Tool 

[2]

Arrange numbers to complete a pattern of numbers.
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Pan Balance  Shapes (Fixed Va...

Visualize (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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Peg Puzzle

Algebra and expressions (Math 7) 
Java Applet 
Tool 

[1]

This virtual manipulative is the classic logic peg puzzle. The goal of the puzzle is to switch the the pegs on the left with the pegs on the right by moving one peg at a time.
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Spotting Numbers

Visualize (Math 7) 
Java Applet 
Tool 

[0]

With this tool, students can create and explore their own patterns using colored dots on a grid.
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Spotting Numbers Problems

Visualize (Math 7) 
Java Applet 
Tool 

[0]

This tool uses colored spots to create geometric patterns. Questions probe understanding and ask students to generate rules and functions.
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Traffic Jam Applet

Algebra and expressions (Math 7) 
Java Applet 
Tool 

[13]

Equal numbers of people face each other with one open slot between them. Everybody faces the open slot. If there are 6 people there will be 7 slots, 6 of which must always have people in them. People ...
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TrueMakers

Variables (Math 7)+ 
Java Applet 
Tool 

[2]

Interactive tool for equation solving. Equations involve one step, two steps, or three steps, with addition, subtraction, multiplication, division, squares, and radicals.
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Algebra  Writing Expressions

Algebra and expressions (Math 7) 
JavaScript 
Tool 

[3]

This is a short quiz to test students' knowledge of the rules used in formulating an algebraic expression.
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Algebra Worksheet Generator

Algebra and expressions (Math 7) 
JavaScript 
Tool 

[0]

The user can create algebra worksheets with specific problem types and in specific quantities as specified by the user.
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Integer Graphic Solver

Algebra and expressions (Math 7) 
JavaScript 
Tool 

[0]

Grasping integer operations can be confusing at the best of times. This solver allows the student to visualize answers to the four basic operations integers. It provides alternate answers where neces...
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Let's Do Math Checkerboard

Algebra and expressions (Math 7) 
JavaScript 
Tool 

[1]

As a problem solving activity, students determine how many squares are on a checkerboard. Students draw various sized squares on grid paper (provided) to count the number of squares. They enter the va...
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Math Cats Balance

Algebra and expressions (Math 7) 
JavaScript 
Tool 

[0]

You can choose from a wide range of objects to place on this scale  from electrons to galaxies! Click the arrow next to "thin cat" and scroll up and down the object lists to see all the choices.
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Play with Frogs

Algebra and expressions (Math 7) 
JavaScript 
Tool 

[1]

This is the Frogs microworld. Can you exchange sides with the other team of Frogs by jumping or sliding? Frogs provides a great way of getting acquainted with ideas in Algebra, Problem Solving, Reason...
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Play with Spirals

Algebra and expressions (Math 7) 
JavaScript 
Tool 

[0]

This is the Spirals microworld. You will be making beautiful shapes and designs using the simple mathematical idea of iteration.
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Variables and Unknowns

Algebra and expressions (Math 7)+ 
PowerPoint 
Tool 

[4]

This is a PowerPoint lesson on variables designed with the middle schooler in mind. The lesson uses color, sound, and animation to effectively illustrate necessary concepts and procedures. Students a...
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Function Problem  the tradi...

Algebra and expressions (Math 7) 
Shockwave 
Tool 

[0]

The 3D animated video helps students solve the following function problem:
If y = 11 + 169t2 and x = 7 + 13t.
What is y in terms of x?
Alt...
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Jets Distance Problem

Variables (Math 7)+ 
Shockwave 
Tool 

[0]

The 3D animated video helps students understand the wordings in the following distance, rate, and time word problem: Two space jets named Dragon and Eagle start from Mars and fly in opposite dire...
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Panda Distance Problem  the...

Algebra and expressions (Math 7) 
Shockwave 
Tool 

[0]

The 3D animated video helps students understand the wordings in the following distance, time, and rate word problem:
The baby panda left home. Two minutes later, Mama found out an...
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