OpenOffice is a multiplatform and multilingual office suite. An open-source project, it is compatible with all other major office suites. The product is free to download, use, and distribute. Get OpenOffice as a download or on CD.
A collection of five tools, OpenOffice includes Writer, Impress, Math, Draw, Calc and Base components. The interface will look familiar to MS Office users. This suite was designed as one complete office package. Opens and saves in Office compatible formats. This free software could really help with your classroom budget.
GIMP is the GNU Image Manipulation Program. It is a freely distributed piece of software for such tasks as photo retouching, image composition and image authoring. It works on many operating systems, in many languages. Go here and check out the screenshots and features – then download and install.