Description: Derive is a mathematical software program used for symbolic and numeric manipulation of mathematical expressions. It has a graphical user interface and can perform various calculations, plot graphs, solve equations, and assist with math education.
Type: software
Description: Visual Hunt is a free image search engine that allows users to find high quality, royalty-free images that can be used without copyright restrictions. It searches multiple stock photo sites and creative commons image databases to find relevant, free-to-use photos and illustrations.
Type: software