Planning and Carrying Out Investigations Planning and carrying out investigations to answer questions or test solutions to problems in K–2 builds on prior experiences and progresses to simple investigations, based on fair tests, which provide data to support explanations or design solutions. Make observations (firsthand or from media) to collect data which can be used to make comparisons. (2-LS4-1) Connections to Nature of Science Science Knowledge Is Based on Empirical Evidence Scientists look for patterns and order when making observations about the world. (2-LS4-1)
LS4.D: Biodiversity and Humans There are many different kinds of living things in any area, and they exist in different places on land and in water. (2-LS4-1)