Loading ad... YolandaMember for 3 years 10 months Age: 9-13 Level: 4º Language: Spanish (es) ID: 259997 07/06/2020 Country code: ES Country: Spain School subject: Ciencias Sociales (1061949) Main content: Los ríos (2010503) Se describen los elementos de un río para cuarto de primaria. Loading ad... Share / Print Worksheet Google Classroom Microsoft Teams Facebook Pinterest Twitter Whatsapp Download PDF Loading ad...