When possible, students should use measurements and include constraints and other criteria in their evaluations. They should modify designs based on the results of evaluations. 4EST1.5 Student abilities should include oral, written, and pictorial communication of the design process and product. The communication might be show and tell, group discussions, short written reports, or pictures, depending on the students' abilities and the design project. 4EST2.1 People have always had questions about their world.
Science is one way of answering questions and explaining the natural world.
Trying to determine the effects of solutions helps people avoid some new problems. Scientists and engineers often work in teams with different individuals doing different things that contribute to the results. This understanding focuses primarily on teams working together and secondarily, on the combination of scientists and engineer teams. 4EST2.4 Women and men of all ages, backgrounds, and groups engage in a variety of scientific and technological work. Tools help scientists make better observations, measurements, and equipment for investigations.