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Resource Name |
Topic (Course) |
Technology |
Type |
$? |
Rating |
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Medians in a Triangle
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Triangles (Geometry)+ |
Sketchpad |
Activity |
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[0]
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A guided exploration of medians in a triangle using Geometer's Sketchpad.
More: lessons, discussions, ratings, reviews,...
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The Centroid of a Triangle
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Triangles (Geometry)+ |
Sketchpad |
Activity |
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[0]
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An exploration using Geometer's Sketchpad of the centroid of a triangle, and the way it divides the larger triangle.
More: lessons, discussions, ratings, reviews,...
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Three Tangents to a Circle
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Triangles (Geometry)+ |
Sketchpad |
Activity |
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[0]
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A guided exploration of a triangle formed by three tangents to a circle, and interrelations between its perimeter and the location of the tangents, using Geometer's Sketchpad.
More: lessons, discussions, ratings, reviews,...
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Exploring Types of Triangles
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Triangles (Math 6)+ |
Sketchpad |
Tool |
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[0]
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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...
More: lessons, discussions, ratings, reviews,...
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Exploring Types of Triangles
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Triangles (Math 6)+ |
Sketchpad |
Activity |
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[0]
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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 activity in pdf ...
More: lessons, discussions, ratings, reviews,...
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Shape Makers: Developing Geome...
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Triangles (Math 6)+ |
Sketchpad |
Activity |
$ |
[0]
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Author Michael Battista has built what he calls the Shape Makers computer microworld, a series of explorations in which students develop dynamic mental models for thinking about geometric shapes an...
More: lessons, discussions, ratings, reviews,...
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Constellations
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Triangles (Math 7)+ |
Sketchpad |
Activity |
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[0]
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The task requires students to classify triangles according to angle and side properties. Students use Geometer's Sketchpad to manipulate triangles to see that constructed triangles have imposed...
More: lessons, discussions, ratings, reviews,...
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Constructions of Equilateral a...
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Triangles (Math 7)+ |
Sketchpad |
Activity |
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[0]
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Students will discuss the difference between drawing and constructing a triangle using The Geometer’s Sketchpad. They will further develop constructions for both isosceles and equilateral triangles. ...
More: lessons, discussions, ratings, reviews,...
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Exploring Characteristics of T...
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Triangles (Math 7)+ |
Sketchpad |
Activity |
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[0]
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Students draw triangles and explore the classification of each using the measures of interior angles and lengths of sides. In the extension activities, the students further explore and generalize a fo...
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Exploring the Witch of Agnesi
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asymptotes (PreCalculus)+ |
Sketchpad |
Activity |
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[1]
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This activity has students construct the graph of the Witch of Agnesi, and investigate both its asymptotes and inflection points. Fermat studied this function in the seventeenth century.
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Graphing f '(x): Increasing, D...
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increasing, decreasing and constant rates of change (PreCalculus)+ |
Sketchpad |
Activity |
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[0]
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This activity is designed to follow the activities From Secant Lines to Tangent Lines and Slopes and Derivatives [referenced below], but it can easily stand on its own. Using a dynamic t...
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Exploring Infinite Series thro...
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infinite (PreCalculus)+ |
Sketchpad |
Activity |
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[0]
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This activity is an introduction to the concept of convergent infinite series using an iterative geometric construction. This activity has been adapted from the following article: Choppin, J. M. (1994...
More: lessons, discussions, ratings, reviews,...
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From Secant Lines to Tangent L...
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limits (PreCalculus)+ |
Sketchpad |
Activity |
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[1]
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This activity demonstrates one of the many ways Sketchpad can be used in a calculus or math analysis class. Here, students explore the relationship between the slopes of secant lines to a curve...
More: lessons, discussions, ratings, reviews,...
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Functions
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linear (PreCalculus)+ |
Sketchpad |
Tool |
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[2]
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Investigate constant, linear, quadratic, cubic, square root, cube root, absolute value, rational, natural log, and exponential functions. Parent functions and full form functions for modification are...
More: lessons, discussions, ratings, reviews,...
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Matrix Transformations
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operations with matrices (PreCalculus) |
Sketchpad |
Tool |
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[1]
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Students perform elementary coordinate transformations using matrices and vector addition. The link to the tool itself is to a zip file that contains both the sketch and a pdf file of the correspo...
More: lessons, discussions, ratings, reviews,...
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Matrix Transformations
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operations with matrices (PreCalculus) |
Sketchpad |
Activity |
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[0]
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Students perform elementary coordinate transformations using matrices and vector addition. The link to the tool itself is to a zip file that contains both the activity in pdf format and the corres...
More: lessons, discussions, ratings, reviews,...
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The Cost of Being Late
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Fractions (Math 7)+ |
Spreadsheet |
Activity |
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[0]
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The primary goal of this lesson is to understand that the costs associated with buying on credit and that making only minimum payments are problematic to long-term financial health. The secondary goal...
More: lessons, discussions, ratings, reviews,...
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Fun and Sun Rent-A-Car Spreads...
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Graphing (Algebra)+ |
Spreadsheet |
Tool |
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[1]
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The Green family is planning a one-week vacation in Florida and needs to rent a car while there. They must decide which of four rental plans to choose. Students will enter data into a spreadsheet and ...
More: lessons, discussions, ratings, reviews,...
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A Million Penny Project
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Large numbers (Math 5)+ |
Spreadsheet |
Technology PoW |
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[2]
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Students use a spreadsheet to show when they will have collected their million pennies.
NOTE: A free login is required. Sign up using the link on the login page, or use your existing KenK...
More: lessons, discussions, ratings, reviews,...
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El Proyecto de un Millón de Ce...
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Large numbers (Math 5)+ |
Spreadsheet |
Technology PoW |
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[0]
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Los estudiantes utilizan una hoja de cálculo para mostrar cuándo habrán recolectado su millón de centavos.
versión en inglés
NOTE: A free login is required. Sign up using...
More: lessons, discussions, ratings, reviews,...
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Miranda and the Rookie
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Number sense (Math 6)+ |
Spreadsheet |
Technology PoW |
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[6]
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Use a spreadsheet to compare salaries of the star basketball player and the rookie.
NOTE: A free login is required. Sign up using the link on the login page, or use your existing K...
More: lessons, discussions, ratings, reviews,...
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Miranda y el Principiante
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Number sense (Math 6)+ |
Spreadsheet |
Technology PoW |
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[0]
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Usa una base de datos para comparar los sueldos del basquetbolista famoso con el del principiante.
versión en inglés
NOTE: A free login is required. Sign up using the lin...
More: lessons, discussions, ratings, reviews,...
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Million Dollar Mission
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Patterns and sequences (Math 4)+ |
Spreadsheet |
Tool |
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[1]
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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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Parametric Representations of ...
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Conic sections (Algebra II)+ |
TI Calculator |
Support Material |
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[0]
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This brief monograph is a learning/teaching tool to graph parabolas, ellipses, and hyperbolas using parametric equations. The corresponding trigonometric conversions and explanations are included.
More: lessons, discussions, ratings, reviews,...
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Exploring the Reliability of C...
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Functions / Relations (Algebra II)+ |
TI Calculator |
Support Material |
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[0]
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What's the reliability of cancer tests, diabetes tests, and pregnancy tests? This brief discussion shows some functions to be used on your graphing calculator to visualize a graph of the accuracy of a...
More: lessons, discussions, ratings, reviews,...
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