Math tool for high school teachers and students. Function graphing and analyzing: 2D, 2.5D function graphs and animations, extrema, root, tangent, limit,derivative, integral, inverse, sequence of number: arithmetic progression, geometric progression, analytic geometry, vector, line, circle, ellipse, hyperbola and parabola, solid geometry, spatial line, prism, pyramid, cylinder, cone, dado and sphere, Ability to save graph as data file or bmp file, Ability to save animation as AVI file, Ability to move, zoom in, zoom out and rotate the scene.