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Sólidos, líquidos y gases/Solids, Liquids, and Gases (Pebble Plus Bilingue/Bilingual: Lo Basico de la Naturaleza/Nature Basics) (Spanish Edition)
Slidos lquidos y gases/Solids Liquids and Gases - Pebble Plus Bilingue/Bilingual: Lo Basico de la Naturaleza/Nature Basics - Spanish Edition Author:Carol K. Lindeen Text and photographs introduce matter, solids, liquids, and gases.