XSection - Lumos Educational App Store

Learn how to construct cross sections of polyhedrons. Study different techniques, train yourself, and then solve geometric puzzles. > 105 tasks: from basics to challenges > 12 subjects to explore > Step-by-step instructions > 35 geometric terms in a glossary > Night mode > Easy to use > Develops your spatial imagination About XSection is an introduction to solid geometry. It teaches you how to perceive 2D representation of polyhedrons, lines, and planes from 3D Euclidean space. No calculations, a bit of theory, and a lot of practice. Is this game for you? XSection follows Euclidea/Pythagorea series of geometric games. With all these apps you can become a real Geometry Guru. All definitions at your fingertips If you forgot a definition, you can instantly find it in the app’s glossary. To find the definition of any term that is used in conditions of a problem, just tap on the Question (“?”) button in a problem statement. Main topics > Prisms, cubes, parallelepipeds, and cuboids > Pyramids and tetrahedrons > Diagonals of polyhedrons > Cross sections > Diagonal sections > Parallel and central projections > Method of traces > Method of inner projection Questions? Comments? Send in your inquiries and stay up-to-date on the latest XSection news at http://www.euclidea.xyz/