| Yang-Mills, Kaluza-Klein, and the Einstein program by Róbert Hermann - 1978 - 198 pages |
| Year/Glance Pacing Chrt Gr1 CA Math 02 by HSP - 2001 |
| Year/Glance Pacing Chrt Gr2 CA Math 02 by HSP - 2001 |
| Yo cuento los Animales by Margie Burton, Cathy French, Tammy Jones - 2011 |
| Yo veo las Formas by Francisco Blane - 2009 |
| Young children as mathematicians by Dianna Mannigel - 1992 - 229 pages |
| Your child and the new mathematics by Jerome Kaplan - 1967 - 310 pages |
| Yu zhi shu li jing yun - 1882 |
| Yu zhi shu li jing yun - 1882 |
| Yu zhi shu li jing yun - 1882 |
| Yu zhi shu li jing yun - 1882 |
| Yu zhi shu li jing yun - 1882 |
| Yu zhi shu li jing yun - 1882 |
| Yu zhi shu li jing yun - 1882 |
| Yu zhi shu li jing yun - 1882 |