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
Description: JavaScript is a lightweight, interpreted programming language with first-class functions. It is well-known as the scripting language for Web pages, but it's used in many non-browser environments as well including Node.js and MongoDB
Type: software
Pricing: Free