Description In Greenhouses, early fluent readers will learn how greenhouses are used to grow crops, how they've have changed agriculture, and new and future innovations, such as hydroponics and vertical farming. Beautiful, crisp, full-color photographs complement the text...Greenhouses features infographics, sidebars, reading tips for teachers and parents, a table of contents, a glossary, and an index. Children can learn more about greenhouses using our safe search engine that provides relevant, age-appropriate websites...Greenhouses is part of Jump!'s How Does It Work?: Farm Tech series..