is a full-featured CAD and CAM tool. It provides functions for machining, solid rendering, tool rendering, pocketing, auto-roughing, creating CNC...

turns your PC into a high speed harware logic analyzer which can be used for analyzing and debugging digital electronic circuites. The logic analyzer...

allows you to display the physical properties of ice, water, and steam in many popular units. The program includes data for 15 fixed and 17 variable...

provides a quick and easy cross-reference for replacement transistors. This is a handy tool for electronic hobbyists and enthusiasts. To find a...

is a simulator which allows you to analyze and design wastewater treatment plants. Numerous process units can be used to design a specific treatment...

uses a game format to quiz you on terms relating to the human body as covered at the junior high or middle school level in a life science course. The...

provides a powerful yet easy-to-use service for researchers and information professionals to keep abreast of current scientific literature. This...

is a simulator for high school students covering electricity, force and motion, optics, and measurement. Simulating experiments with Crocodile...

allows you to design columns that hold an axial compressive load, check the bearing on the concrete, specify a plate size and thickness, check a...

computes water surface profiles through culverts. It handles combinations of flow profiles, including GVF, supercritical flow, and hydraulic jumps....

is an FFT-based signal processing application which includes a waveform generator and digital filtering capability, as well as spectrum, correlation,...

is a set of programs that provides quick reference information for mechanical engineers. The tools include a pipe database (size, weight, section...

analyzes three member rigid frames. End conditions of the frame can be selected from numerous types. Each member of the frame can then be loaded (or...

is a powerful design tool for aircraft model builders, experimental aircraft designers or aerodynamics students. The program offers a choice of...

is a printed circuit board design tool. The program consists of five integrated tools.The Design Manager lets you create and open projects, access...

allows you to analyze optical and electro-optical systems. Virtual Optical Bench (VOB) is designed for educational purposes and the fundamental...

allows you to construct various plane mechanisms as well as to simulate their dynamics. Systems created with this program may contain an arbitrary...

is a Finite Element Analysis package for electromagnetic, thermal, and stress analysis. Standard analysis types include linear and nonlinear...

combines chemical structure drawing and molecular mechanics in one software application. With ChemPen3D, you can shift quickly between traditional...

is a combination voice stress analyzer and WAV file media player. Prevaricator performs real-time frequency spectral analysis on the playback of...