NOT ON THE LIST IN 2019
A geometry package providing for both graphical and algebraic input.
Website: geogebra.org
Cost: Free. Open source
Availability: Online
Past Overall Rankings
2018: – 2017: – 2016: – 2015: – 2014: – 2013: –
2012: – 2011: 50 2010: – 2009: – 2008: – 2007: –
Total Page Visits: 139 - Today Page Visits: 1