October 2012 – The Most Popular Posts

It’s the end of the month again and it’s time for our month in review. Starting now, every month I’ll only list the most popular posts. The complete list of posts will be posted in the Archives page. Below is the list of the most popular posts for the month of October 2012. GeoGebra 4.2 […]
Continue reading…

 

The Composite Number Tree

The Composite Number Tree by Jeffrey Ventrella is the latest animation I have discovered recently through Colleen Young’s Mathematics, Learning and Web 2.0.  The animation consists of numbers “falling from heaven,” each of which  attaching itself to its greatest divisor. The prime numbers attached themselves to the main trunk. The Composite Number Tree can be used […]
Continue reading…

 

GeoGebra 4.2 Sneak Peek 5: Ten New Improvements

This is the fifth and final  part of the GeoGebra 4.2 Sneak Peek Series.  In this post, I am going to list miscellany of significant improvements in GeoGebra 4.2. The Delete tool can now be used like an electronic whiteboard eraser tool. To delete objects, just click the Delete tool and drag across the objects […]
Continue reading…

Related Posts Plugin for WordPress, Blogger...