| 978-607-7988-57-1 | UNO K2 Preschool Bimester 3 | Sistemas Educativos de Enseñanza | Rebecca Williams
| 2011 |
| 978-607-7988-58-8 | UNO K3 Preschool Bimester 3 | Sistemas Educativos de Enseñanza | Rebecca Williams
| 2011 |
| 978-607-7988-59-5 | UNO K3 Preschool Bimester 3 | Sistemas Educativos de Enseñanza | Rebecca Williams
| 2011 |
| 978-607-7988-66-3 | UNO BE Science 1st Grade Elemenary | Sistemas Educativos de Enseñanza | Rebecca Williams
| 2011 |
| 978-607-7988-67-0 | UNO BE Science 2nd Grade Elementary | Sistemas Educativos de Enseñanza | Rebecca Williams
| 2011 |
| 978-607-7988-68-7 | UNO BE Science 3rd Grade Elementary | Sistemas Educativos de Enseñanza | Rebecca Williams
| 2011 |
| 978-607-7988-69-4 | UNO BE Science 4th Grade Elementary | Sistemas Educativos de Enseñanza | Rebecca Williams
| 2011 |
| 978-607-7988-70-0 | UNO BE Science 5th Grade Elementary | Sistemas Educativos de Enseñanza | Rebecca Williams
| 2011 |
| 978-607-7988-71-7 | UNO BE Science 6th Grade Elementary | Sistemas Educativos de Enseñanza | Rebecca Williams
| 2011 |
| 978-607-7988-72-4 | UNO BE Science 1st Grade Elementary Teacher´s Guide | Sistemas Educativos de Enseñanza | Rebecca Williams
| 2011 |
| 978-607-7988-73-1 | UNO BE Science 2nd Grade Elementary Teacher´s Guide | Sistemas Educativos de Enseñanza | Rebecca Williams
| 2011 |
| 978-607-7988-74-8 | UNO BE Science 3rd Grade Elementary Teacher´s Guide | Sistemas Educativos de Enseñanza | Rebecca Williams
| 2011 |
| 978-607-7988-75-5 | UNO BE Science 4th Grade Elementary Teacher´s Guide | Sistemas Educativos de Enseñanza | Rebecca Williams
| 2011 |
| 978-607-7988-76-2 | UNO BE Science 5th Grade Elementary Teacher´s Guide | Sistemas Educativos de Enseñanza | Rebecca Williams
| 2011 |
| 978-607-7988-77-9 | UNO BE Science 6th Grade Elementary Teacher´s Guide | Sistemas Educativos de Enseñanza | Rebecca Williams
| 2011 |
| 978-607-723-013-7 | Pre-1st Elementary | Sistemas Educativos de Enseñanza | Rebecca Williams
| 2012 |
| 978-607-723-014-4 | Teacher´s Guide Pre-1st Elementary | Sistemas Educativos de Enseñanza | Rebecca Williams
| 2012 |
| 978-607-723-150-9 | Pre-1st Elementary | Sistemas Educativos de Enseñanza | Rebecca Williams
| 2012 |
| 978-607-723-151-6 | Teacher's Guide Pre-1st Elementary | Sistemas Educativos de Enseñanza | Rebecca Williams
| 2012 |
| 978-607-723-258-2 | BE Language Course 1st grade Elementary | Sistemas Educativos de Enseñanza | Rebecca Williams
| 2012 |
| 978-607-723-259-9 | BE Language Course 1st grade Elementary | Sistemas Educativos de Enseñanza | Rebecca Williams
| 2012 |
| 978-607-723-260-5 | BE Language Course 1st grade Elementary | Sistemas Educativos de Enseñanza | Rebecca Williams
| 2012 |
| 978-607-723-261-2 | BE Language Course 1st grade Elementary | Sistemas Educativos de Enseñanza | Rebecca Williams
| 2012 |
| 978-607-723-262-9 | BE Language Course 2nd grade Elementary | Sistemas Educativos de Enseñanza | Rebecca Williams
| 2012 |
| 978-607-723-263-6 | BE Language Course 2nd grade Elementary | Sistemas Educativos de Enseñanza | Rebecca Williams
| 2012 |