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Topic (Course) 
Technology 
Type 
$? 
Rating 

The Random BallPicking Machin...

Probability of event (Math 7)+ 
Shockwave 
Tool 

[1]

Predict the likelihood that a colored ball gets randomly selected out of a bowl. Then pull a lever to pick a ball at random, keeping track of which color comes out, and comparing the result with what ...
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A Dynamic Proof

Pythagorean theorem (Math 7) 
Sketchpad 
Tool 

[0]

Students create a sketch in which a dramatic animation shows how the sum of the areas of two squares is equal to the area of the third square. The link to the tool itself is to a zip file that co...
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Angles Formed by Parallel Line...

Intersecting, , & perp. (Math 7) 
Sketchpad 
Tool 

[1]

Students identify and measure corresponding angles, alternate interior angles, and alternate exterior angles, and determine which angles are congruent to each other. The link to the tool itself is ...
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Curved Path

Measurement (Math 7) 
Sketchpad 
Tool 

[0]

The mathematical ideas developed in this activity consist in the iteration of linear units to measure a curved path. The process of constructing a path of a given length can be difficult, even for mid...
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Examining Angles in Polygons

Angles of polygons (Math 7) 
Sketchpad 
Tool 

[0]

Help students to discover or reinforce the angle formulas associated with polygons. Includes an activity in PDF format and a prepared sketch.
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Exploring Quadrilaterals

Quadrilateral properties (Math 7) 
Sketchpad 
Tool 

[0]

Students explore various types of quadrilaterals, investigating their properties and figuring out how the various shapes relate to each other. The link to the tool itself is to a zip file that cont...
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Exploring Types of Triangles

Triangles (Math 7) 
Sketchpad 
Tool 

[0]

Students explore various triangle properties, such as scalene, isosceles, equilateral, acute, right, and obtuse. The link to the tool itself is to a zip file that contains both the sketch and a pdf...
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Frieze Patterns

Symmetry (Math 7)+ 
Sketchpad 
Tool 

[0]

This is a starter sketch for use with the activity, "Constructing the Seven Frieze Patterns."
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Funhouse Mirrors

Symmetry (Math 7)+ 
Sketchpad 
Tool 

[0]

A Geometer's Sketchpad tool for constructing distorted images that can be viewed undistorted with a cylindrical mirror. The file contains tabbed pages with several images, a grid for students to draw...
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Leonardo da Vinci's Proof

Pythagorean theorem (Math 7) 
Sketchpad 
Tool 

[0]

Students use reflection and rotation to build a sketch that demonstrates a famous proof by Leonardo. The link to the tool itself is to a zip file that contains both the sample sketch (designed to ...
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Lulu, Sketchpad version

Rect coordinate geometry (Math 7) 
Sketchpad 
Tool 

[0]

Students interact with a firstquadrant coordinate system, learning how to specify points though their coordinates and to describe horizontal and vertical motion on the grid.
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Mellow Yellow: Interpreting Gr...

Representations (Math 7)+ 
Sketchpad 
Tool 

[1]

Compare different representations of motion: a story, a position graph, and the motion itself. Create a graph that matches a story, or write a story to match a graph, and check either by watching Mell...
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Mystery Sums 1

Algebra and expressions (Math 7)+ 
Sketchpad 
Tool 

[1]

Students use logic and early algebra reasoning skills to find the secret numerical values of four letters.
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Quadrilateral Exploration: Sha...

Quadrilateral properties (Math 7) 
Sketchpad 
Tool 

[0]

Students first use the seven "Quadrilateral Makers" (square maker, rhombus maker, rectangle maker, parallelogram maker, kite maker, trapezoid maker, and quadrilateral maker) to make a design of their ...
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Quadrilaterals

Quadrilateral properties (Math 7) 
Sketchpad 
Tool 

[0]

Investigate the parallelogram, rectangle, square, rhombus, and isosceles trapezoid. Includes an activity in PDF format and a prepared sketch.
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Reflection and Rotation Symmet...

Symmetry (Math 7)+ 
Sketchpad 
Tool 

[0]

Students test a variety of figures for symmetry by actually constructing reflections and rotations. The link to the tool itself is to a zip file that contains both the sketch and a pdf file of the...
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The Geometer's Sketchpad

General (Math 7) 
Sketchpad 
Tool 
$ 
[1]

With a scope that spans the mathematics curriculum from middle school to college, The Geometer's Sketchpad brings a powerful dimension to the study of mathematics. Sketchpad is a dynamic geometry cons...
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Transformations

Transformations (Math 7)+ 
Sketchpad 
Tool 

[0]

Investigate reflections, translations, glide reflections, dilations, rotations of 90, 180, 270 or any degree, and composition of reflections. Animations included on several pages. Usable at various ...
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Types of Triangles

Triangles (Math 7) 
Sketchpad 
Tool 

[0]

This Sketchpad sketch 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, isos...
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Visual Demonstration of the Py...

Pythagorean theorem (Math 7) 
Sketchpad 
Tool 

[0]

Students do a visual demonstration of the Pythagorean theorem based on Euclid’s proof. By shearing the squares on the sides of a right triangle, they create congruent shapes without changing...
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Wait for a Date

Simulations (Math 7) 
Sketchpad 
Tool 

[0]

Students use Sketchpad to simulate a probability problem and then calculate a precise probability by reasoning about their model. The link to the tool begins downloading the zip file WaitForADate....
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Million Dollar Mission

Exponents (Math 7)+ 
Spreadsheet 
Tool 

[1]

This is the famous "doubling pennies" problem. Students will study exponential growth. The activity is designed for students to work independently, or in groups with guidance from the teacher.
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SimCalc MathWorlds Software fo...

Linear relationships (Math 7)+ 
TI Calculator 
Tool 

[0]

Interactive graphs and formulas make things move, adding a new depth of meaning for key ideas. MathWorlds uses the familiar and flexible structure of computer documents and menus connected to the curr...
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TI30XS MultiView

General (Math 7) 
TI30XS Multiview 
Tool 
$ 
[1]

All the familiar capabilities of current TI scientific calculators plus a host of powerful enhancements. Designed with unique features that allow you to enter more than one calculation, compare result...
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GeoBoard App

Ratio and proportion (Math 7)+ 
TI73 Explorer 
Tool 

[0]

Students can use the GeoBoard App to experience the power of geometric concepts electronically. In addition to rotating, reflecting and translating objects, it enables you to measure line segments, ar...
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