🌿 Food Chain STEM | Explore Energy Flow in Ecosystems (Kindergarten–Grade 2)Bring ecosystems to life with this engaging Food Chain STEM activity! Students explore how energy moves through living things while building their own food chain models and understanding how organisms depend on one another. This hands-on resource introduces key concepts like producers, consumers, and decomposers, helping students see how energy starts with the sun and flows through an ecosystem. The diagram on page