: The book is notable in the "googology" community for introducing Steinhaus notation , including terms like "mega" and "megiston".
: Discussions on chess moves, the mathematics of chasing a boat on open water, and the ideal musical scale. Where to Find the PDF and Digital Versions mathematical snapshots pdf
: Original editions were remarkably interactive, including red-and-green 3D spectacles (anaglyphs), a foldable cardboard dodecahedron, and motion-picture cards. : The book is notable in the "googology"