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: Scribd is a digital library and ebook subscription service with over 100 million titles across different genres. It allows users to access unlimited ebooks, audiobooks, magazines, and more for a monthly fee.
Type: software
Pricing: Subscription