Enlaces
[1] https://www.rmm.cl/portales/222/articulos/sitio-matematica-aula-pt
[2] http://aulapt.files.wordpress.com/2008/02/numeros-0-5.pdf
[3] http://aulapt.files.wordpress.com/2008/02/numeros-0-10.pdf
[4] http://aulapt.files.wordpress.com/2008/02/contar-hasta-10.pdf
[5] http://aulapt.files.wordpress.com/2008/02/numeros-0-15.pdf
[6] http://aulapt.files.wordpress.com/2008/02/microsoft-word-numeros-10-al-15.pdf
[7] http://aulapt.files.wordpress.com/2008/03/cuaderno-de-matematicas-numeros-hasta-el-15.pdf
[8] http://aulapt.files.wordpress.com/2008/04/contar-araucani.pdf
[9] http://aulapt.files.wordpress.com/2008/05/contarhasta15.pdf
[10] http://www.actiludis.com/wp-content/uploads/2008/08/cuenta-del-al.doc
[11] http://d.scribd.com/docs/26e2takj1lmnthajulo5.pdf
[12] http://aulapt.files.wordpress.com/2008/02/numeros-hasta-el-50.pdf
[13] http://aulapt.files.wordpress.com/2008/02/sigue-los-puntos-hasta-el-50.pdf
[14] http://aulapt.files.wordpress.com/2008/02/numeros-hasta-el-50-11.pdf
[15] http://aulapt.files.wordpress.com/2008/02/une-con-lineas.pdf
[16] http://aulapt.files.wordpress.com/2008/02/poster-numeros-hasta-el-50.gif
[17] http://www.jueduca.com/Contenido%20Recursos%20Jueduca/Matematicas/RepasaNumeros.pdf
[18] http://aulapt.files.wordpress.com/2008/04/contar-hasta-50-araucani.pdf
[19] http://aulapt.files.wordpress.com/2008/02/mayor-menor-o-igual.pdf
[20] http://aulapt.files.wordpress.com/2008/02/ordenar-de-mayor-a-menor.pdf
[21] http://aulapt.files.wordpress.com/2008/02/paginas-de-anterior-y-posterior-99.pdf
[22] http://aulapt.files.wordpress.com/2008/02/ordenar-de-menora-a-mayor.pdf
[23] http://aulapt.files.wordpress.com/2008/02/completa-numeros1.pdf
[24] http://aulapt.files.wordpress.com/2008/06/compara-numeros.pdf
[25] http://aulapt.files.wordpress.com/2008/02/numeros-hasta-el-999.pdf
[26] http://aulapt.files.wordpress.com/2008/02/hasta-999.pdf
[27] http://aulapt.files.wordpress.com/2008/02/hasta-la-decena.pdf
[28] http://aulapt.files.wordpress.com/2008/09/la-centena.pdf