1)   PrismaPix 1.0
Play PrismaPix, a uniquely intriguing puzzle game! Use logic to find surprise hidden photos - you never know what you'll find next. Solve clues to reveal photos layer by layer. Over 1000 beautiful logic puzzles - easy to expert.

 2)   Galactic Geometry 3D 1.6
Calculate volume and surface area to blast away rocks and save your space ship! Galactic Geometry is an engaging 3D environment for learning about geometric figures and their equations. Students practice math with vivid animation and sound.

 3)   3D Geometrical Objects 1.4
The program can represent the following objects in 3D space: regular prism (3 to 10 sides); general three-sided prism; special four-sided prism (adjustable inclination of sides); regular pyramid (3 to 10 sides). Interactive 3D animation.