## GeoGebra 4.0 Tutorials, MTAP 50, and more

The Math Teachers at Play Carnival 50 is now live at Mathematics for Teaching. Due to busyness, the Math and Multimedia Blog Carnival will have a break this month — unless someone volunteers to host it before the end of the month.

I have updated the following GeoGebra Tutorials to version 4.0: Spreadsheet, Slider, and Curves of Best Fit (Tutorial 20) ; and Spreadsheet and Similarity (Tutorial 21); Spreadsheet, Vectors and Matrices (Tutorial 22). » Read more