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Resource Name 
Topic (Course) 
Technology 
Type 
$? 
Rating 

Splash Math Kindergarten

Geometry in the plane (PreKindergarten) 
iPad 
Tool 
$ 
[0]

Prequel to the Splash Math Series Grades 1 to 5, the Splash Math Kindergarten app allows kids to get started with math practice.
The content is aligned to common core standards and covers the follo...
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Tangram Puzzles

Geometry in the plane (PreKindergarten) 
Java Applet 
Tool 

[0]

The user chooses a picture and tries to use the tangram pieces to fill in the outline.
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Tangrams (PreK  2)

Geometry in the plane (PreKindergarten) 
Java Applet 
Tool 

[1]

Use all seven puzzle pieces to make shapes and solve problems.
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Composition of Transformations...

Glide (Geometry) 
Sketchpad 
Activity 

[2]

This "lab" contains seven "experiments" in which students perform different geometric transformations on an object to determine whether, or under what conditions, the transformations commute.
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Dueling Pinwheels

Glide (Geometry) 
Sketchpad 
Activity 

[0]

This contains construction directions for rotations, translation, and reflection, with questions to explore and a demonstration sketch to download at an introductory Sketchpad level.
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Transformations

Glide (Geometry) 
Sketchpad 
Activity 

[1]

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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Transformations Lab

Glide (Geometry) 
Sketchpad 
Activity 

[0]

This activity involves students using Sketchpad to explore reflections, translations, glide reflections, and rotations; it includes reference to a java applet as well.
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Symmetries and Their Propertie...

Glide (Geometry) 
Java Applet 
Tool 

[0]

Users will learn about glide reflection—a symmetry transformation that is made up of two other symmetry transformations, a translation and a reflection with this activity.
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Transformations

Glide (Geometry) 
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 ...
More: lessons, discussions, ratings, reviews,...

Transformations  Composition

Glide (Geometry) 
Java Applet 
Tool 

[1]

With this virtual manipulative you can create objects with pattern block pieces and explore the effect of two transformations (Translations, Reflections, or Rotations) in any order. The product of two...
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Wallpaper

Glide (Geometry) 
PowerPoint 
Tool 

[1]

This PowerPoint file displays questions about symmetry; answers guide the user to one of 17 symmetry classifications for tessellations or wallpaper patterns. Support materials include handson tessel...
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Building an Approximation of t...

Golden ratio (Geometry) 
Computer 
Activity 

[1]

Build an approximation of the golden rectangle using square grid paper.
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Exploring the Golden Rectangle

Golden ratio (Geometry) 
Sketchpad 
Activity 

[0]

In this activity, students will construct a golden section and a golden rectangle and study their characteristics and connections with the Fibonacci series. They will import pictures from the Internet...
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Rectangles All Around

Golden ratio (Geometry) 
Computer 
Activity 

[0]

Find out which objects around you are made in the golden ratio.
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FibonacciLike Sequences and t...

Golden ratio (Geometry) 
Excel 
Lesson Plan 

[0]

In this activity, students develop the Fibonacci sequence and use a spreadsheet to investigate several of its interesting properties, drawing on a recursive formula to discuss arithmetic and geometric...
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Golden Ratio

Golden ratio (Geometry) 
Computer 
Support Material 

[0]

A description of the Golden Ratio.
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Golden Ratio: The Algebra

Golden ratio (Geometry) 
Computer 
Support Material 

[0]

Confirm the golden ratio using algebra.
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Golden Rectangle

Golden ratio (Geometry) 
Java Applet 
Tool 

[0]

Illustrates iterations of the Golden Section
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Function Graphing

Graph (Math 7) 
TINspire 
Activity 

[0]

This activity focuses on:
* graphing an ordered pair, (a, f(a)), for a function f
* the connection between a function, its table, and its graph
* the interpretation of the horizontal coordinate o...
More: lessons, discussions, ratings, reviews,...

Investigating the Slope of a L...

Graph (Math 7) 
Java Applet 
Activity 

[0]

This activity is perfect for grade 7 and 8 students who are just learning about slope. The tutorial applet allows students to drag collinear points on a plane. As they move the points, the students wi...
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Linear Functions

Graph (Math 7) 
Java Applet 
Activity 

[2]

Guided activities with the Graph Explorer applet, in which students explore how the graph of a linear function relates to its formula, and learn to graph and edit functions in the applet, including on...
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Linear Patterns with the Linea...

Graph (Math 7) 
Java Applet 
Activity 

[0]

How does changing the slope of a line affect the equation of that line? How might changing a part of an equation cause the related line to move? Explore these challenges using the Linear Transformer t...
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Rumors Problem

Graph (Math 7) 
Java Applet 
Activity 

[0]

In conjunction with the simulation, a graph is generated by the applet that illustrates the relationship between number of people and time. Students are asked to investigate how the shape of the graph...
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Slope of a Line

Graph (Math 7) 
Java Applet 
Activity 

[0]

Investigate the slopes of lines defined by two points. You can change the positions of the points by dragging them or manually.
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Rumors Teacher Support

Graph (Math 7) 
Java Applet 
Lesson Plan 

[0]

Links to Standards, activities, lessons, Ask Dr. Math archives, vocabulary, other resources.
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