1)   Screen Protractor 4.0 The Screen Protractor allows you to easily and quickly measure any angle on the screen to the nearest Degree or Radian. The Screen Protractor floats above any other application so you can measure any angle on your screen. 2)   Calc 3D 0.0.31 Calc3D is a calculator for vectors, matrices, complex numbers, quaternions and coordinates. For objects like point, line, plane and sphere distances, intersections, volume, area of squeres, area of a triangle can be calculated. (5 languages) 3)   Screen Compass 4.0 The Screen Compass allows you to measure the radius, circumference and area of circular or polygonal shapes on your screen simply and quickly. The Screen Compass floats above any other application so you can measure any angle on your screen. 4)   VistaMetrix 1.33 Data extraction from a graphical image where the data used to produce that image is unavailable. Provides tools overlaying the image to extract graph values, distances, areas, angles, or color values. Values can be saved to XLS or TXT files. 5)   Screen Compass Mac Edition 3.2 The Screen Compass allows you to measure the radius, circumference and area of circular or polygonal shapes on your screen simply and quickly. The perfect compliment to the Screen Calipers and Screen Protractor, the Compass is simple and easy to use. 6)   Visual Mathematics 1 Visual Mathematics, is a Mathematical Visualizer (containing -at least- 67 modules) to learn more and better in less time. Enjoy learning!!! . Get to really Understand what you Study !!! 7)   Numbers Up! Baggin' the Dragon OSX 1.1 This fun math game for ages 4-15 covers geometry, shape, measurement, algebra and data strands. A board game format is used to present 3200 questions across 14 categories in 11 graded levels. Varied question styles suit different learners. 8)   AVD Volume Calculator 4.3.5 A powerful calculator for calculation of volume and mass for object with a compound structure. You can use metrical and american units. 9)   Numbers Up! Baggin' the Dragon Mac 1.1 This fun math game for ages 4-15 covers geometry, shape, measurement, algebra and data strands. A board game format is used to present 3200 questions across 14 categories in 11 graded levels. Varied question styles suit different learners. 10)   Screen Protractor Mac Edition 3.2 The Screen Protractor allows you to easily and quickly measure any angle on the screen to the nearest Degree or Radian. This perfect compliment to the Screen Calipers, the Protractor is simple and easy to use with any program. 11)   Aqaurius Soft PC Unit Converter 1,0,0,4 Aquarius Soft PC Unit Converter is a simple and fast unit conversion software for the Microsoft Windows platforms. One of the main features of this unit converter is the ability to let you add your own custom units for conversion. 12)   Numbers Up! Baggin' The Dragon Windows 1.1 This fun math game for ages 4-15 covers geometry, shape, measurement, algebra and data strands. A board game format is used to present 3200 questions across 14 categories in 11 graded levels. Varied question styles suit different learners.