Scalpels, test tubes, and microscopes. When these three words are put together, most will think of a science lab, scientist or professor. When 4-H says those words, we are describing the equipment our 4-H and FFA members used during the TSU Ag Day held on the campus of Tennessee State University.While most were on fall vacations, eight 4-H and FFA members traveled to TSU to learn and discover information about animal and plant science.