Unit Plan
CK-12 Foundation

Ck 12: Geometry Software for Constructions

For Students 9th - 10th Standards
[Free Registration/Login Required] Students explore the concept of using geometry software to construct geometric shapes by navigating through the interactive learning module and then answering questions that go along with the module....
Activity
National Council of Teachers of Mathematics

The Math Forum: Geometer's Sketch Pad: An Introductory Lesson

For Students 9th - 10th
This site is a five part tutorial to get started using Geometer's Sketch Pad. The tutorial goes through things such as setting up to install GSP, the tool box, other functions, graphing,and more.
Lesson Plan
Texas Instruments

Texas Instruments: Parallelograms: Discovering Their Properties

For Teachers 9th - 10th Standards
Students use the TI-89 with CABRI Geometry to discover properties of parallelograms. They will construct a figure and use the definition to discover the figure is a parallelogram.
Handout
University of Georgia

University of Georgia: Inter Math: Constructionary

For Students 9th - 10th Standards
The activity is designed to help learners create constructions using Geometer?s Sketchpad. The geometry tutorial consists of definitions and pictures of mathematics terms.
Activity
Other

Gobierno De Navarra: Puntos Y Rectas Notables De Un Triangle

For Students 9th - 10th Standards
Learn how to construct the bisectors, median and altitude of a triangle.
Lesson Plan
Other

Ctte: Geometer's Sketch Pad Activities

For Teachers 9th - 10th
This site offers numerous activities for middle school and high school learners to explore using Geometer's Sketch Pad.