Jacks Valley Elementary School was transformed into a veritable laboratory on Monday as students exhibited 171 projects for their annual science fair."The JVES science fair committee was excited to see a variety of projects submitted by our students," said ESL teacher and science fair committee member Andrew Fromdahl. "Some of the projects are related to topics covered at school like weather, and others are generated from student curiosity such as moldy food or impact of different liquids on materials." Of the total number of projects, 162 came from fourth-, fifth and sixth graders. There were three class projects and six …