TY - BOOK AU - Hewitt,Sally AU - Kenyon,Tony AU - Squires,Stuart AU - Atkinson,Mike TI - Ríos, lagunas y costas T2 - Descubre la naturaleza SN - 9583018201 U1 - 577.6 22 PY - 2005/// CY - Bogotá, D.C. Colombia PB - Panamericana Editorial KW - Freshwater ecology KW - Juvenile literature KW - Seashore ecology KW - Experiments KW - Spanish language materials KW - Ecology KW - sears KW - Spanish language KW - Science N1 - Includes index; 3-6; Follett Library Resources; 3-6 N2 - Presents an introduction to the underwater world, exploring rivers, ponds, and the seashore; and includes simple experiments designed to help young scientists learn about these natural areas ER -