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Resource Name 
Topic (Course) 
Technology 
Type 
$? 
Rating 

Trigonometry Problem #2

Trigonometry (Geometry) 
Computer 
Activity 

[1]

Trigonometry problem with instant feedback.
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Trigonometry Problem #3

Trigonometry (Geometry) 
Computer 
Activity 

[0]

Trigonometry problem with instant feedback.
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Trigonometry and the Right Tri...

Trigonometry (Geometry) 
Computer 
Support Material 

[0]

Provides detailed information on the trigonometry of right triangles.
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Triominoes

Geometry in the plane (Math 2)+ 
Java Applet 
Tool 

[0]

Manipulate the puzzle pieces and find multiple solutions.
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Trout Population Grapher

Recursion and special sequences (Algebra II)+ 
Java Applet 
Tool 

[0]

The user can change the values of the initial population size, the yearly restocking amount, and the growth factor of the trout population in a pond, and then view the graph of the population size.
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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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Truth Table Applications

Truth tables (Discrete Math) 
Flash 
Tool 

[0]

This set of problem reminds the user of the natural language context for propositional expressions and truth tables. After completing a truth table, the user is asked questions about various circumsta...
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Truth Tables for Determining L...

Truth tables (Discrete Math) 
Flash 
Tool 

[0]

This set of problems consists of a handful of randomly selected pairs of expressions for which the user must provide a truth table in order to determine if the two expressions are logically equivalent...
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Truth Tables for Expressions U...

Truth tables (Discrete Math) 
Flash 
Tool 

[0]

This set of problems consists of a handful of randomly selected expressions for which the user must provide a truth table. The statements use only "and", "or" and "not" as logical connectives and each...
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Truth Tables for Expressions U...

Truth tables (Discrete Math) 
Flash 
Tool 

[0]

This set of problems consists of a handful of randomly selected expressions for which the user must provide a truth table. The statements use "and", "or", "not", and implication as logical connectives...
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Truth Tables in Three Variable...

Truth tables (Discrete Math) 
Flash 
Tool 

[0]

This set of problems consists of a handful of randomly selected expressions for which the user must provide a truth table. The statements use "and", "or", "not", and implication as logical connectives...
More: lessons, discussions, ratings, reviews,...

Truth Tables in Three Variable...

Truth tables (Discrete Math) 
Flash 
Tool 

[0]

A set of problems in which the user is given a propositional expression along with the subexpressions leading up to it in building the truth table.
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Tráfico Apretado

Patterns and sequences (Math 4)+ 
Java Applet 
Technology PoW 

[0]

Hay once piedras pasaderas y diez personas. En las cinco pasaderas del lado izquierdo, mirando hacia el centro, hay cinco personas. Las otras cinco personas están en las cinco pasaderas del lado de...
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Turkey Feathers

Addition (Kindergarten)+ 
Flash 
Tool 

[2]

Help the turkey collect his feathers in this addition game.
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Turning My Tangrams Activity

Symmetry (Kindergarten)+ 
Java Applet 
Activity 

[0]

Students will learn to move each tangram using a turn using Utah State's Tangram applet.
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Turns

Symmetry (Kindergarten)+ 
Java Applet 
Lesson Plan 

[0]

Students will learn to move a tangram using a turn.
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Turtle Geometry

Geometry in the plane (Math 1)+ 
Java Applet 
Tool 

[1]

Move and turn a turtle.
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Turtle Pond

Geometry in the plane (Math 1)+ 
Shockwave 
Tool 

[0]

Students enter a sequence of commands to help the turtle get to the pond. The turtle will then move along a path according to their instructions.
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Turtle Rectangles

Symmetry (Kindergarten)+ 
Java Applet 
Tool 

[1]

Change variables to observe differences in spiral designs.
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Twice Differentiable

Differentiability & continuity (Calculus)+ 
Java Applet 
Tool 

[0]

A Java applet that introduces the concept of being differentiable twice, with questions to answer using the applet. Includes a rescalable presentation version with large fonts.
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Two Colors Applet

Probability of event (Math 6)+ 
Java Applet 
Tool 

[0]

Students choose between three boxes and choose one marble from the box to look at conditional probabilities.
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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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Two Minimum Length Problems an...

Centers of triangles (Geometry)+ 
Sketchpad 
Activity 

[0]

A guided exploration of minimum distances from vertices of a triangle or quadrilateral to a point within the figure, using Geometer's Sketchpad.
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Two Regular Triangles

Congruence (Geometry) 
Java Applet 
Tool 

[1]

This applet corresponds to a problem dealing with triangle congruence within 2 overlapping regular triangles.
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Two Runners

Rates (Math 4)+ 
Java Applet 
Lesson Plan 

[2]

While moving runners along a line, and changing their step size and starting position, the students will identify and describe situations with constant rates of change and compare them.
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