Ancient Greek mathematicians – most notably Plato - classified solid shapes thousands of years ago. Since then, remarkably few geometric ‘solid’ forms have been discovered and the last ...

Books Received Published: 06 July 1899 Practical Plane and Solid Geometry (Test Papers) Nature 60, 221 (1899) Cite this article ...

Four people dressed as detectives walk past with magnifying glasses. NARRATOR: This song is all about shapes. Not flat shapes like circles and squares, but solid shapes like cubes and cones. Let ...

Books Received Published: 23 January 1896 Practical Plane and Solid Geometry Nature 53, 267 (1896) Cite this article ...