TLRC


Geogebra Website

http://www.geogebra.org 

Geogebra Institute
of Louisiana Website (ULM)

http://ulm.edu/geogebra
                   NLTF 2010, March 6, 2010    
Last Update: March 6, 2010
The Geogebra Institute of Louisiana
In early 2010, the Geogebra Institute of Louisiana was officially recognized and accredited by the International Geogebra Institute (IGI, http://www.geogebra.org/igi ), a central, virtual international organization that promotes a new way to teach mathematics with a powerful, free, interactive, visual learning tool: Geogebra! You are free to copy, modify, and distribute anything on this website.

Geogebra Website:  http://www.geogebra.org 

Basic Hands-On "Geogebra": Interactive Virtual Manipulatives
Presenter: Mike Beutner     Email: beutner@ulm.edu       Office: 318.342.3142  
In this hands-on session, we will create interactive virtual mathematics manipulatives. Visualize mathematics with "Geogebra", a free and amazing application, for any grade level!

Northeast Louisiana Technology Fair
March 6, 2010, West Monroe High School
http://www.mcschools.net/site335.php

Presentation Files
A Blank Modified Geogebra Template  (Use this during the hands-on sessions!)
Geogebra Source File To Edit

Active Web Applet 
Example 20: Geogebra Basics 
Geogebra Source File To Edit


Active Web Applet 
Example 22: Copying A Triangle 
Geogebra Source File To Edit

Active Web Applet 
Example 23: Constructing A Congruent Triangle 
Geogebra Source File To Edit

Active Web Applet 
Example 24: Copy An Angle
Geogebra Source File To Edit

Active Web Applet 
Example 25: Bisect A Line Segment
Geogebra Source File To Edit

Active Web Applet 
Example 26: Constructing A Perpendicular To A Line At A Point  
Geogebra Source File To Edit

Active Web Applet 
Example 27: Bisecting An Angle 
Geogebra Source File To Edit

Active Link
Example 28: Parallel Line Construction 
Source File


More Resources 

Active Web Applet:  http://ulm.edu/geogebra/slope/index.html
Example:  Slope, Equation of the Line, Y-Intercept made interactive.

Active Web Applet:  http://ulm.edu/~beutner/2009/Geogebra/trains/trains.html
Example:  A "visual word problem" about two trains approaching each other. 



A Great (Free!) Book For All Teachers
During this year, please read a free book: What Works In Classroom Instruction 
This is an amazing compilation of research data about instructional strategies that have the most impact on student achievement. This highly-regarded study commissioned by the federal Department of Education outlines "the 9 most effective teaching strategies for enhancing student achievement". Based on over 100 major studies involving over 4,000 control groups, the study examined "what really works" and summarizes the most comprehensive and rigorous meta-analysis of effect sizes for thoroughly researched teaching strategies. In other words, this book focuses on the most effective and "scientifically proven" ways to enhance student achievement. The effect sizes of these 9 strategies range from 1.61 to 0.59. (Effect sizes in this range represent very dramatic and highly significant changes in student achievement!)

The book is: Marzano, R. J., Gaddy, B. B., & Dean, C. (2000). What works in classroom instruction. Aurora, CO: Mid-continent Research for Education and Learning. You can download the 173-page PDF document/book:  http://www.mcrel.org/PDF/Instruction/5992TG_What_Works.pdf
These top strategies have been shown to dramatically boost achievement and learning, for any type of course.


Video Tutorials
This workshop was inspired by these wonderful video tutorials created by Dr. Linda Fahlberg-Stojanovska:
http://www.youtube.com/view_play_list?p=5F6C060E4E4F2AB0

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