Diccionario de Matemática: El Diccionario Escolar de Matemática le ofrece 148 paginas ampliamente ilustradas a todo color, con más de 800 conceptos de todos los temas de primero a sexto grado. Definiciones - Explicaciones - Dibujos - Esquemas - Resúmenes.
Spanish Schools :
Academia Tica de Español: The Academia Tica, founded in 1986, is one of the oldest Spanish schools in Costa Rica and it is known by the individualized instructional organization of its seminars.
Arcoiris Spanish School: Proudly serving the gay and lesbian world community, along with their friends and family. Arco Iris Spanish School is gay owned, and operated by a select and highly qualified teaching staff.
Berlitz: Una organización global dedicada a la enseñanza efectiva de los idiomas. Una entidad que comparte su edad con la historia y un método efectivo que se adapta a los tiempos.
Geos Language Institute: Geos Corporation was founded in Japan in 1973 with the goal of furthering international communication through English and Spanish language education.
Instituto Guanacasteco de Idiomas: Learn spanish in Guanacaste, Costa Rica. Near pristine beaches, national parks and wildlife reserves. FREE rainforest, volcano and island tours.
Natural Spanish School: offers the best education and service to our students. Our main goal is for our students to understand and communicate through an effective learning of the Spanish language.
