'Cloud'Volume 25explains a weather condition of how water evaporates and becomes a white cloud before becoming a full dark grey cloud that gets to heavy for the sky and its called rain.Description and PurposePreReader Sentence Story in a Story'Cloud' PreReader Product Volume 25 was designed as an assisted learning aide in word recognition and beginning comprehension through visual representation-to understand and to be able to read a complete sentence with comprehension. In this Pre-Reader the sentence comprehension is also to put together several sentences that read to the reader a story-sentence story with a complete story combining all sentences to give the reader additional information for a bigger story. Uses sight words and word association.