Description: FreeMind is an open source mind mapping and knowledge management software. It allows users to visually organize ideas, tasks, and concepts in a node-based map.
Type: software
Pricing: Free
Description: GeoGebra is free and open-source dynamic mathematics software for all levels of education. It combines geometry, algebra, spreadsheets, graphing, statistics and calculus in one easy-to-use package. It can be used to teach math from elementary through university level.
Type: software
Pricing: Open Source