Edwin A. Abbott's hallucinatory tale has captivated readers for more than a hundred years--including contemporary scientists such as Carl Sagan and Stephen Hawking. This mind-expanding satire describes a two-dimensional world organized by strict caste system of geometrical forms. The narrator, A. Square, introduces us to the features of Flatland before recounting his revelatory explorations of Lineland, a one-dimensional world, and Pointland, a world...

Five urban middle school students, their teacher, and other community members relate how a school project to build the world's largest tetrahedron affects the lives of everyone involved.

"Sisters Usha and Aarti, and cousin Gloria, see different things in the stars--a Big Dipper, a Big Digger, and a Big Kite--in this introduction to geometry and spatial relationships"--

Rafael quiere proteger sus juguetes de Essie, su hermanita. Para eso busca materiales en su casa para construir un muro que sea lo suficientemente alto y ancho como para que Essie no pase. ¿Pero ese muro será lo suficientemente fuerte? ¿Y qué quiere Essie realmente? Esta es una exploración divertida del espacio físico y de la geometría, la cual presenta personajes chicanos (mexicoamericanos) e incluye un glosario de palabras en español. Rafael...

The Pig family visits a miniature golf course and learns about shapes, angles, and geometry.

Seth and his rock band perform at the school math fair and are surprised to find they are one of the prize winners.