VoIP Can offer a significant savings for a small, medium or large office. Free enterprise grade VoIP PBX and web based fax solution. Features extensive "movie walkthroughs" to step you through the installation and administration of the software. LiveCD and installation CD Features: Easy web based administration. Rock solid platform. Industrial Grade Hylafax Fax solution with web based faxing and print-to-fax capability.

Bridge Construction Set is all about building a bridge that doesn`t break, although watching your bridge creation break and plunge a train into the watery depths below can be half the fun. In the Bridge Construction Set you design and build bridges and then stress test them to see how your creations hold up under pressure.