Mac Grayliner displays a map of the entire Earth, showing day, night, and more importantly, the terminator between day and night. Studies have shown that enhanced radio propagation occurs between two points which are both on the day/night terminator. Mac...

Combinations! is a number-combinations generator, ideal for lotto players, but suitable for anyone who needs a program which can generate combinations of a given set of numbers. Enter up to 20 different numbers and have Combinations! show all 2,3,4... to...

The Greeks proved that there are exactly five regular solids: the tetrahedron, cube, octahedron, dodecahedron, and icosahedron. In 1901, Ludwig Schlafli proved that there are exactly six regular solids in four dimensions, and only three regular solids in...

YP Atwood

YP Atwood 1.0

YP Atwood simulates a pulley (simple or double) driven by one or two suspended masses. Thisprogram is designed to study the kinematics and the dynamics of rotational motion with constantangular acceleration, and linear motion with constant acceleration....

This is a free program taken from a CD-ROM collection of over 200 mathematics puzzles, available on the developer's Web site. Developed by a veteran teacher, these visually-oriented puzzle games have a simple interface and are designed to provide math...

This is a free program taken from a CD-ROM collection of over 200 mathematics puzzles, available on the developer's Web site. Developed by a veteran teacher, these visually-oriented puzzle games have a simple interface and are designed to provide math...