Summer Project – GeoGebra
	What is it? GeoGebra is a free and multi-platform dynamic mathematics software for secondary school students to learn geometry, algebra and calculus. It is absolutely free.
	Task 1 Download Download the free program : http://www.geogebra.org/cms/index.php?lang=en You can easily change the site to Chinese version by using the choose box in the upper right corner of the above web-site. You can find the “Download” icon on the left frame of the site. Click and get both the software and the Geogebra webstart. If you cannot find the software, you may try: http://www.geogebra.org/download/install.htm
	Task 2 Learn how to use 1. Follow the lessons given by “Mathcasts and ExamViewWiki”: http://math247.jot.com/WikiHome/Teaching%20Tools/GeoGebra You can learn a lot of things. 2. Go to Youtube: http://youtube.com/results?search_query=geogebra&search=Search And search for the word “GeoGebra” You can watch some video there. Since GeoGebra can be used in many languages, some videos are in foreign languages other than English or Chinese. However, you may guest easily what even they are in other languages. 3. Study one or two examples in the Dynamic worksheet given by the main page in GeoGebra: http://www.geogebra.org/cms/index.php?lang=en 4. Use your downloaded GeoGebra to make some explorations on the usage.
	Task 3 Learn More 1. Go to the Wikipedia: http://en.wikipedia.org/wiki/GeoGebra Study the Teaching materials suggested there. 2. Join the GeoGebraWiki : http://www.geogebra.org/en/wiki/index.php/Main_Page It needs some effort in registration. After that, you can login and study many, many worksheets! You can learn some geometry, algebra and even calculus on your own. 3. Use search engines such as Yahoo or Google. Search for the words: “GeoGebra dynamic worksheet” You can get more things to learn if you have lots of energy to carry on!
	Task 4 Sharing If you love to share with others what you have found in this summer on GeoGebra, chick here to send me your file. Show your brotherhood!